Per Wretenberg

Articles in journals

• Reiser, D. , Kakar, S. , Sandberg, O. , Wretenberg, P. & Sagerfors, M. (2025). CT Motion-Analysis of Implant Loosening in Total Wrist Arthroplasty: A Pilot Study.  Journal of wrist surgery. [BibTeX]
• Dolk, D. C. , Hedevik, H. , Stigson, H. , Wretenberg, P. , Kvist, J. & Stalman, A. (2025). Nationwide incidence of anterior cruciate ligament reconstruction in higher-level athletes in Sweden: a cohort study from the Swedish National Knee Ligament Registry linked to six sports organisations.  British Journal of Sports Medicine, 59 (7), 470-479. [BibTeX]
• Holy, M. , Szigethy, L. , Wretenberg, P. , MacDowall, A. , Sigmundsson, F. G. & Joelson, A. (2025). Surgically treated degenerative cervical spine diseases in twins.  European spine journal, 34 (4), 1270-1274. [BibTeX]
• Reiser, D. , Fischer, P. , Pettersson, K. , Wretenberg, P. & Sagerfors, M. (2025). Total Wrist Arthroplasty With a New Design, 20 Cases With 8-Year Follow-Up.  Journal of Hand Surgery-American Volume, 50 (3), 377e1-377e8. [BibTeX]
• Jackwert, K. , Holmér, M. , Hallongren, M. , Asmar, T. , Wretenberg, P. & Andersson, Å. G. (2024). Agreement between Clinical Frailty Scale-scores based on information from patient interviews and Clinical Frailty Scale-scores based on information from medical records: a cross sectional study.  BMC Geriatrics, 24 (1). [BibTeX]
• Reiser, D. , Sagerfors, M. , Wretenberg, P. , Pettersson, K. & Fischer, P. (2024). Clinical, Radiographic, and Patient-Perceived Outcome After Radial Hemi-Wrist Arthroplasty With a New Implant: 20 Cases With 5-Year Follow-up.  Hand (New York, N.Y.), 19 (5), 742-750. [BibTeX]
• Wildeman, P. , Rolfson, O. , Wretenberg, P. , Nåtman, J. , Gordon, M. , Söderquist, B. & Lindgren, V. (2024). Effect of a national infection control programme in Sweden on prosthetic joint infection incidence following primary total hip arthroplasty: a cohort study.  BMJ Open, 14 (4). [BibTeX]
• Nerelius, F. , Sigmundsson, F. G. , Karlén, N. , Wretenberg, P. & Joelson, A. (2024). Patient-reported Outcome after Surgical Evacuation of Postoperative Spinal Epidural Hematomas at One-year Follow-up.  Spine, 49 (10), 701-707. [BibTeX]
• Jakobsson, H. , Möller, M. , Cao, Y. , Lundqvist, E. , Wretenberg, P. & Sagerfors, M. (2024). Socioeconomic factors associated with poor patient-reported outcomes of 17,478 patients after a distal radial fracture.  Journal of Hand Surgery, European Volume. [BibTeX]
• Forssten, M. P. , Mohammad Ismail, A. , Ioannidis, I. , Wretenberg, P. , Borg, T. , Cao, Y. , Ribeiro, M. A. F. & Mohseni, S. (2023). A nationwide analysis on the interaction between frailty and beta-blocker therapy in hip fracture patients.  European Journal of Trauma and Emergency Surgery, 49 (3), 1485-1497. [BibTeX]
• Lundqvist, E. , Olivecrona, H. , Wretenberg, P. & Sagerfors, M. (2023). CT-Based Micromotion Analysis After Locking Plate Fixation of AO Type C Distal Radius Fractures.  Indian Journal of Orthopaedics, 57 (12), 2031-2039. [BibTeX]
• Jakobsson, H. , Lundqvist, E. , Wretenberg, P. & Sagerfors, M. (2023). Pulp-to-palm distance after plate fixation of a distal radius fracture corresponds to functional outcome.  Archives of physiotherapy, 13 (1). [BibTeX]
• Forssten, M. P. , Mohammad Ismail, A. , Ioannidis, I. , Wretenberg, P. , Borg, T. , Cao, Y. , Ribeiro Jr, M. A. F. & Mohseni, S. (2023). The mortality burden of frailty in hip fracture patients: a nationwide retrospective study of cause-specific mortality.  European Journal of Trauma and Emergency Surgery, 49 (3), 1467-1475. [BibTeX]
• Ighani Arani, P. , Wretenberg, P. , Stenberg, E. , Ottosson, J. & W-Dahl, A. (2023). Total knee arthroplasty and bariatric surgery: change in BMI and risk of revision depending on sequence of surgery.  BMC Surgery, 23 (1). [BibTeX]
• Probert, N. , Blomberg, K. , Wretenberg, P. & Andersson, Å. (2023). Traditional compared to modified method of disinfection before hip fracture surgery - Experiences of nursing personnel.  International Journal of Orthopaedic and Trauma Nursing, 49. [BibTeX]
• Sagerfors, M. , Jakobsson, H. , Wretenberg, P. , Brus, O. & Möller, M. (2023). Treatment and outcome of AO/OTA type C distal radius fractures: 12 199 fractures from the Swedish Fracture Register.  Acta Orthopaedica Belgica, 89 (2), 241-247. [BibTeX]
• Bitar, C. , Moberg, I. , Krupic, F. , Wretenberg, P. , Otten, V. & Crnalic, S. (2022). 11-Year outcomes in patients with metal-on-metal ASR hip arthroplasty.  Journal of Orthopaedics, 32, 98-103. [BibTeX]
• Ahl, R. , Mohammad Ismail, A. , Borg, T. , Sjölin, G. , Forssten, M. P. , Cao, Y. , Wretenberg, P. & Mohseni, S. (2022). A nationwide observational cohort study of the relationship between beta-blockade and survival after hip fracture surgery.  European Journal of Trauma and Emergency Surgery, 48 (2), 743-751. [BibTeX]
• Sagerfors, M. , Jakobsson, H. , Thórdardóttir, Á. , Wretenberg, P. & Möller, M. (2022). Distal radius fractures in the superelderly: an observational study of 8486 cases from the Swedish fracture register.  BMC Geriatrics, 22 (1). [BibTeX]
• Sandberg, O. , Carlsson, S. , Harbom, E. , Cappelen, V. , Tholén, S. , Olivecrona, H. & Wretenberg, P. (2022). Inducible displacement CT increases the diagnostic accuracy of aseptic loosening in primary total hip arthroplasty.  Acta Orthopaedica, 93, 831-836. [BibTeX]
• Ighani Arani, P. , Wretenberg, P. & W-Dahl, A. (2022). Information and BMI limits for patients with obesity eligible for knee arthroplasty: the Swedish surgeons' perspective from a nationwide cross-sectional study.  Journal of Orthopaedic Surgery and Research, 17 (1). [BibTeX]
• Ighani Arani, P. , Wretenberg, P. , Ottosson, J. & W-Dahl, A. (2022). Pain, Function, and Satisfaction After Total Knee Arthroplasty, with or Without Bariatric Surgery.  Obesity Surgery, 32 (4), 1164-1169. [BibTeX]
• Lundqvist, E. , Fischer, P. , Wretenberg, P. , Krauss, W. & Sagerfors, M. (2022). Posttraumatic Arthritis After Combined Plating of Distal Radius Fractures AO Type C: A 7-Year Follow-up of 97 Cases.  Hand (New York, N.Y.) (Sup. 1), 50S-59S. [BibTeX]
• Probert, N. , Andersson, Å. , Magnuson, A. , Kjellberg, E. & Wretenberg, P. (2022). Surgical-site infection after hip fracture surgery: preoperative full-body disinfection compared to local disinfection of the surgical site-a population-based observational cohort study.  European Geriatric Medicine, 13 (5), 1098-1097. [BibTeX]
• Forssten, M. P. , Mohammad Ismail, A. , Sjölin, G. , Ahl, R. , Wretenberg, P. , Borg, T. & Mohseni, S. (2022). The association between the Revised Cardiac Risk Index and short-term mortality after hip fracture surgery.  European Journal of Trauma and Emergency Surgery, 48 (3), 1885-1892. [BibTeX]
• Burkard, T. , Holmberg, D. , Wretenberg, P. , Thorell, A. , Hügle, T. & Burden, A. M. (2022). The associations between bariatric surgery and hip or knee arthroplasty, and hip or knee osteoarthritis: Propensity score-matched cohort studies.  Osteoarthritis and cartilage open, 4 (2). [BibTeX]
• Forssten, M. P. , Mohammad Ismail, A. , Borg, T. , Cao, Y. , Wretenberg, P. , Bass, G. A. & Mohseni, S. (2022). The consequences of out-of-hours hip fracture surgery: insights from a retrospective nationwide study.  European Journal of Trauma and Emergency Surgery, 48 (2), 709-719. [BibTeX]
• Mohammad Ismail, A. , Ahl, R. , Forssten, M. P. , Cao, Y. , Wretenberg, P. , Borg, T. & Mohseni, S. (2022). The interaction between pre-admission β-blocker therapy, the Revised Cardiac Risk Index, and mortality in geriatric hip fracture patients.  Journal of Trauma and Acute Care Surgery, 92 (1), 49-56. [BibTeX]
• Lundqvist, E. , Fischer, P. , Wretenberg, P. , Pettersson, K. , Lopez Personat, A. & Sagerfors, M. (2022). Volar Locking Plate Compared With Combined Plating of AO Type C Distal Radius Fractures: A Randomized Controlled Study of 150 Cases.  Journal of Hand Surgery-American Volume, 47 (9), 813-822. [BibTeX]
• Ighani Arani, P. , Wretenberg, P. , Ottosson, J. , Robertsson, O. & W-Dahl, A. (2021). Bariatric surgery prior to total knee arthroplasty is not associated with lower risk of revision: a register-based study of 441 patients.  Acta Orthopaedica, 92 (1), 97-101. [BibTeX]
• Mohammad Ismail, A. , Ahl, R. , Forssten, M. P. , Cao, Y. , Wretenberg, P. , Borg, T. & Mohseni, S. (2021). Beta-Blocker Therapy Is Associated With Increased 1-Year Survival After Hip Fracture Surgery: A Retrospective Cohort Study.  Anesthesia and Analgesia, 133 (5), 1225-1234. [BibTeX]
• Joelson, A. , Danielson, B. I. , Hedlund, R. , Wretenberg, P. & Frennered, K. (2021). Clinical appearance and reliability in visual assessment after in situ fusion for high-grade isthmic spondylolisthesis.  Spine deformity, 9 (1), 155-160. [BibTeX]
• Pantzar, E. , Wretenberg, P. & Riad, J. (2021). Knee flexion contracture impacts functional mobility in children with cerebral palsy with various degree of involvement: a cross-sectional register study of 2,838 individuals.  Acta Orthopaedica, 92 (4), 472-478. [BibTeX]
• Bitar, C. , Krupic, F. , Felländer-Tsai, L. , Crnalic, S. & Wretenberg, P. (2021). Living with a recalled implant: a qualitative study of patients' experiences with ASR hip resurfacing arthroplasty.  Patient Safety in Surgery, 15 (1). [BibTeX]
• Ivarsson, M. , Prenkert, M. , Cheema, A. , Wretenberg, P. & Andjelkov, N. (2021). Mussel Adhesive Protein as a Promising Alternative to Fibrin for Scaffold Fixation during Cartilage Repair Surgery.  Cartilage, 13 (Suppl. 2), 663S-671S. [BibTeX]
• Eldh, A. C. , Joelsson-Alm, E. , Wretenberg, P. & Hälleberg Nyman, M. (2021). Onset PrevenTIon of urinary retention in Orthopaedic Nursing and rehabilitation, OPTION-a study protocol for a randomised trial by a multi-professional facilitator team and their first-line managers' implementation strategy.  Implementation Science, 16 (1). [BibTeX]
• Forssten, M. P. , Mohammad Ismail, A. , Borg, T. , Ahl, R. , Wretenberg, P. , Cao, Y. , Peden, C. J. & Mohseni, S. (2021). Postoperative mortality in hip fracture patients stratified by the Revised Cardiac Risk Index: a Swedish nationwide retrospective cohort study.  Trauma surgery & acute care open, 6 (1). [BibTeX]
• Mahdi, A. , Hälleberg Nyman, M. & Wretenberg, P. (2021). Reduction in anxiety and depression symptoms one year after knee replacement: a register-based cohort study of 403 patients.  European Journal of Orthopaedic Surgery & Traumatology, 31 (6), 1215-1224. [BibTeX]
• Andjelkov, N. , Riyadh, H. , Ivarsson, M. , Kacarevic-Popovic, Z. , Krstic, J. & Wretenberg, P. (2021). The enhancement of cartilage regeneration by use of a chitosan-based scaffold in a 3D model of microfracture in vitro: a pilot evaluation.  Journal of experimental orthopaedics, 8 (1). [BibTeX]
• Wildeman, P. , Rolfson, O. , Söderquist, B. , Wretenberg, P. & Lindgren, V. (2021). What Are the Long-term Outcomes of Mortality, Quality of Life, and Hip Function after Prosthetic Joint Infection of the Hip? A 10-year Follow-up from Sweden.  Clinical Orthopaedics and Related Research, 479 (10), 2203-2213. [BibTeX]
• Probert, N. , Lööv, A. , Akner, G. , Wretenberg, P. & Andersson, Å. (2020). A Comparison of Patients with Hip Fracture, Ten Years Apart: Morbidity, Malnutrition and Sarcopenia.  The Journal of Nutrition, Health & Aging, 24 (8), 870-877. [BibTeX]
• Joelson, A. , Danielson, B. I. , Hedlund, R. , Wretenberg, P. & Frennered, K. (2020). Adjacent segment disk degeneration three decades after fusion without attempted reduction for high-grade isthmic spondylolisthesis.  Spine deformity, 8 (4), 743-750. [BibTeX]
• Karlsson, E. , Wretenberg, P. , Björling, P. & Sagerfors, M. (2020). Combined volar and dorsal plating vs. volar plating of distal radius fractures: A single-center study of 105 cases.  Hand surgery & rehabilitation, 39 (6), 516-521. [BibTeX]
• Mahdi, A. , Svantesson, M. , Wretenberg, P. & Hälleberg Nyman, M. (2020). Patients’ experiences of discontentment one year after total knee arthroplasty: a qualitative study.  BMC Musculoskeletal Disorders, 21 (1). [BibTeX]
• Mahdi, A. , Hälleberg Nyman, M. & Wretenberg, P. (2020). Preoperative psychological distress no reason to delay total knee arthroplasty: a register‑based prospective cohort study of 458 patients.  Archives of Orthopaedic and Trauma Surgery, 140 (11), 1809-1818. [BibTeX]
• Sandberg, O. , Tholén, S. , Carlsson, S. & Wretenberg, P. (2020). The anatomical SP-CL stem demonstrates a non-progressing migration pattern in the first year: a low dose CT-based migration study in 20 patients.  Acta Orthopaedica, 91 (6), 654-659. [BibTeX]
• Mohammad Ismail, A. , Borg, T. , Sjölin, G. , Pourlotfi, A. , Holm, S. , Cao, Y. , Wretenberg, P. , Ahl, R. & et al. (2020). β-adrenergic blockade is associated with a reduced risk of 90-day mortality after surgery for hip fractures.  Trauma surgery & acute care open, 5 (1). [BibTeX]
• Edvinsson, M. , Welvaart, N. , Ryttberg, L. , Wretenberg, P. , Vikerfors, T. & Nyström-Rosander, C. (2019). No evidence of Chlamydia pneumoniae in the synovia of patients with osteoarthritis.  Journal of international medical research, 47 (2), 635-640. [BibTeX]
• Riyadh, H. , Andjelkov, N. & Wretenberg, P. (2019). Parameters identifying the risk of treatment failure after cartilage repair: a proposed treatment algorithm and pilot study.  Current Opinion in Orthopaedics, 30 (4), 327-331. [BibTeX]
• Joelson, A. , Diarbakerli, E. , Gerdhem, P. , Hedlund, R. , Wretenberg, P. & Frennered, K. (2019). Self-Image and Health-Related Quality of Life Three Decades After Fusion In Situ for High-Grade Isthmic Spondylolisthesis.  Spine deformity, 7 (2), 293-297. [BibTeX]
• Mahdi, A. , Hälleberg Nyman, M. & Wretenberg, P. (2018). How do orthopaedic surgeons inform their patients before knee arthroplasty surgery?: A cross-sectional study.  BMC Musculoskeletal Disorders, 19. [BibTeX]
• Andjelkov, N. , Riyadh, H. & Wretenberg, P. (2018). Neuralgic and Nociceptive Pain in the Knee as a Cause of the Treatment Failure after Cartilage Repair Surgery: Two Case Reports.  Journal of Pain & Relief, 7 (4). [BibTeX]
• Joelson, A. , Danielson, B. I. , Hedlund, R. , Wretenberg, P. & Frennered, K. (2018). Sagittal Balance and Health-Related Quality of Life Three Decades After in Situ Arthrodesis for High-Grade Isthmic Spondylolisthesis.  Journal of Bone and Joint Surgery. American volume, 100 (16), 1357-1365. [BibTeX]
• Naili, J. E. , Wretenberg, P. , Lindgren, V. , Iversen, M. D. , Hedström, M. & Broström, E. W. (2017). Improved knee biomechanics among patients reporting a good outcome in knee-related quality of life one year after total knee arthroplasty.  BMC Musculoskeletal Disorders, 18. [BibTeX]
• Martinez-Murillo, P. , Pramanik, L. , Sundling, C. , Hultenby, K. , Wretenberg, P. , Spångberg, M. & Karlsson Hedestam, G. B. (2016). CD138 and CD31 Double-Positive Cells Comprise the Functional Antibody-Secreting Plasma Cell Compartment in Primate Bone Marrow.  Frontiers in Immunology, 7. [BibTeX]
• Ågren, P. , Tullberg, T. , Mukka, S. , Wretenberg, P. & Sayed-Noor, A. S. (2015). Post-traumatic in situ fusion after calcaneal fractures: a retrospective study with 7-28 years follow-up.  Foot and Ankle Surgery, 21 (1), 56-59. [BibTeX]
• Ågren, P. , Mukka, S. , Tullberg, T. , Wretenberg, P. & Sayed-Noor, A. S. (2014). Factors affecting long-term treatment results of displaced intraarticular calcaneal fractures: a post hoc analysis of a prospective, randomized, controlled multicenter trial.  Journal of Orthopaedic Trauma, 28 (10), 564-568. [BibTeX]
• Lindgren, J. V. , Wretenberg, P. , Kärrholm, J. , Garellick, G. & Rolfson, O. (2014). Patient-reported outcome is influenced by surgical approach in total hip replacement: a study of the Swedish Hip Arthroplasty Register including 42,233 patients.  The Bone & Joint Journal, 96-B (5), 590-596. [BibTeX]
• Esbjörnsson, A. , Rozumalski, A. , Iversen, M. D. , Schwartz, M. H. , Wretenberg, P. & Broström, E. W. (2014). Quantifying gait deviations in individuals with rheumatoid arthritis using the Gait Deviation Index.  Scandinavian Journal of Rheumatology, 43 (2), 124-131. [BibTeX]
• Broström, E. W. , Esbjörnsson, A. , von Heideken, J. , Larsson, P. , Wretenberg, P. & Iversen, M. (2013). Change in Gait Deviation Index after anti-tumour necrosis factor-α treatment in individuals with rheumatoid arthritis: a pilot study.  Scandinavian Journal of Rheumatology, 42 (5), 356-361. [BibTeX]
• Thur, C. K. , Edgren, G. , Jansson, K. & Wretenberg, P. (2012). Epidemiology of adult ankle fractures in Sweden between 1987 and 2004: a population-based study of 91,410 Swedish inpatients.  Acta Orthopaedica, 83 (3), 276-281. [BibTeX]
• Sayed-Noor, A. S. , Agren, P. & Wretenberg, P. (2011). Interobserver reliability and intraobserver reproducibility of three radiological classification systems for intra-articular calcaneal fractures.  Foot & ankle international, 32 (9), 861-866. [BibTeX]
• Affas, F. , Nygårds, E. , Stiller, C. , Wretenberg, P. & Olofsson, C. (2011). Pain control after total knee arthroplasty: a randomized trial comparing local infiltration anesthesia and continuous femoral block.  Acta Orthopaedica, 82 (4), 441-447. [BibTeX]
• Wang, R. , Thur, C. K. , Gutierrez-Farewik, E. M. , Wretenberg, P. & Broström, E. (2010). One year follow-up after operative ankle fractures: a prospective gait analysis study with a multi-segment foot model.  Gait & Posture, 31 (2), 234-240. [BibTeX]
• Sayed-Noor, A. S. , Pedersen, E. , Wretenberg, P. & Sjödén, G. O. (2009). Distal lengthening of ilio-tibial band by Z-plasty for treating refractory greater trochanteric pain after total hip arthroplasty (Pedersen-Noor operation).  Archives of Orthopaedic and Trauma Surgery, 129 (5), 597-602. [BibTeX]
• Sayed-Noor, A. S. , Hugo, A. , Sjödén, G. O. & Wretenberg, P. (2009). Leg length discrepancy in total hip arthroplasty: comparison of two methods of measurement.  International Orthopaedics, 33 (5), 1189-1193. [BibTeX]
• Weiss, R. J. , Ehlin, A. , Montgomery, S. M. , Wick, M. C. , Stark, A. & Wretenberg, P. (2008). Decrease of RA-related orthopaedic surgery of the upper limbs between 1998 and 2004: data from 54,579 Swedish RA inpatients.  Rheumatology, 47 (4), 491-494. [BibTeX]
• Weiss, R. J. , Wretenberg, P. , Stark, A. , Palmblad, K. , Larsson, P. , Gröndal, L. & Broström, E. (2008). Gait pattern in rheumatoid arthritis.  Gait & Posture, 28 (2), 229-234. [BibTeX]
• Wretenberg, P. (2008). Good function but very high concentrations of cobalt and chromium ions in blood 37 years after metal-on-metal total hip arthroplasy.  Medical Devices: Evidence and Research, 1, 31-32. [BibTeX]
• Wretenberg, P. , Hugo, A. & Broström, E. (2008). Hip joint load in relation to leg length discrepancy.  Medical Devices: Evidence and Research, 1, 13-18. [BibTeX]
• Sayed-Noor, A. S. , Englund, E. , Wretenberg, P. & Sjödén, G. O. (2008). Pressure-pain threshold algometric measurement in patients with greater trochanteric pain after total hip arthroplasty.  The Clinical Journal of Pain, 24 (3), 232-236. [BibTeX]
• Grondal, L. , Tengstrand, B. , Nordmark, B. , Wretenberg, P. & Stark, A. (2008). The foot: still the most important reason for walking incapacity in rheumatoid arthritis - Distribution of symptomatic joints in 1,000 RA patients.  Acta Orthopaedica, 79 (2), 257-261. [BibTeX]
• Weiss, R. J. , Broström, E. , Stark, A. , Wick, M. C. & Wretenberg, P. (2007). Ankle/hindfoot arthrodesis in rheumatoid arthritis improves kinematics and kinetics of the knee and hip: a prospective gait analysis study.  Rheumatology, 46 (6), 1024-1028. [BibTeX]
• Benoit, D. L. , Ramsey, D. K. , Lamontagne, M. , Xu, L. , Wretenberg, P. & Renström, P. (2007). In vivo knee kinematics during gait reveals new rotation profiles and smaller translations.  Clinical Orthopaedics and Related Research, 454, 81-88. [BibTeX]
• Grondal, L. , Broström, E. , Wretenberg, P. & Stark, A. (2006). Arthrodesis versus Mayo resection: the management of the first metatarsophalangeal joint in reconstruction of the rheumatoid forefoot.  Journal of Bone and Joint Surgery, 88B (7), 914-919. [BibTeX]
• Benoit, D. L. , Ramsey, D. K. , Lamontagne, M. , Xu, L. , Wretenberg, P. & Renström, P. (2006). Effect of skin movement artifact on knee kinematics during gait and cutting motions measured in vivo.  Gait & Posture, 24 (2), 152-164. [BibTeX]
• Weiss, R. J. , Stark, A. , Wick, M. C. , Ehlin, A. , Palmblad, K. & Wretenberg, P. (2006). Orthopaedic surgery of the lower limbs in 49,802 rheumatoid arthritis patients: results from the Swedish National Inpatient Registry during 1987 to 2001.  Annals of the Rheumatic Diseases, 65 (3), 335-341. [BibTeX]
• Wretenberg, P. , Ericson, A. & Stark, A. (2006). Radial head prosthesis after fracture of radial head with associated elbow instability.  Archives of Orthopaedic and Trauma Surgery, 126 (3), 145-149. [BibTeX]
• Krämer, D. K. , Al-Khalili, L. , Perrini, S. , Skogsberg, J. , Wretenberg, P. , Kannisto, K. , Wallberg-Henriksson, H. , Ehrenborg, E. & et al. (2005). Direct activation of glucose transport in primary human myotubes after activation of peroxisome proliferator-activated receptor delta.  Diabetes, 54 (4), 1157-1163. [BibTeX]
• Al-Khalili, L. , Krämer, D. , Wretenberg, P. & Krook, A. (2004). Human skeletal muscle cell differentiation is associated with changes in myogenic markers and enhanced insulin-mediated MAPK and PKB phosphorylation.  Acta Physiologica Scandinavica, 180 (4), 395-403. [BibTeX]
• Ramsey, D. K. , Wretenberg, P. , Lamontagne, M. & Németh, G. (2003). Electromyographic and biomechanic analysis of anterior cruciate ligament deficiency and functional knee bracing.  Clinical Biomechanics, 18 (1), 28-34. [BibTeX]
• Ramsey, D. K. , Wretenberg, P. , Benoit, D. L. , Lamontagne, M. & Németh, G. (2003). Methodological concerns using intra-cortical pins to measure tibiofemoral kinematics.  Knee Surgery, Sports Traumatology, Arthroscopy, 11 (5), 344-349. [BibTeX]
• Ericson, A. , Arndt, A. , Stark, A. , Wretenberg, P. & Lundberg, A. (2003). Variation in the position and orientation of the elbow flexion axis.  Journal of Bone and Joint Surgery, 85B (4), 538-544. [BibTeX]
• Svedmark, P. , Wretenberg, P. & Stark, A. (2002). Broken wings: common with the Hardinger plug.  Acta Orthopaedica Scandinavica, 73 (4), 407-408. [BibTeX]
• Wretenberg, P. , Ramsey, D. K. & Németh, G. (2002). Tibiofemoral contact points relative to flexion angle measured with MRI.  Clinical Biomechanics, 17 (6), 477-485. [BibTeX]
• Weidenhielm, L. R. , Mikhail, W. E. , Wretenberg, P. , Fow, J. , Simpson, J. & Bauer, T. W. (2001). Analysis of the retrieved hip after revision with impaction grafting.  Acta Orthopaedica Scandinavica, 72 (6), 609-614. [BibTeX]
• Ramsey, D. K. , Lamontagne, M. , Wretenberg, P. , Valentin, A. , Engström, B. & Németh, G. (2001). Assessment of functional knee bracing: an in vivo three-dimensional kinematic analysis of the anterior cruciate deficient knee.  Clinical Biomechanics, 16 (1), 61-70. [BibTeX]
• Mikhail, W. E. , Wretenberg, P. , Weidenhielm, L. R. & Mikhail, M. N. (1999). Complex cemented revision using polished stem and morselized allograft. Minimum 5-years' follow-up.  Archives of Orthopaedic and Trauma Surgery, 119 (5-6), 288-291. [BibTeX]
• Feng, Y. , Grooten, W. , Wretenberg, P. & Arborelius, U. P. (1999). Effects of arm suspension in simulated assembly line work: muscular activity and posture angles.  Applied Ergonomics, 30 (3), 247-253. [BibTeX]
• Mikhail, W. E. , Weidenhielm, L. R. , Wretenberg, P. , Mikhail, N. & Bauer, T. W. (1999). Femoral bone regeneration subsequent to impaction grafting during hip revision: histologic analysis of a human biopsy specimen.  The Journal of Arthroplasty, 14 (7), 849-953. [BibTeX]
• Wretenberg, P. & Ekelund, A. (1997). Acute hemiarthroplasty after proximal humerus fracture in old patients. A retrospective evaluation of 18 patients followed for 2-7 years.  Acta Orthopaedica Scandinavica, 68 (2), 121-123. [BibTeX]
• Feng, Y. , Grooten, W. , Wretenberg, P. & Arborelius, U. P. (1997). Effects of arm support on shoulder and arm muscle activity during sedentary work.  Ergonomics, 40 (8), 834-848. [BibTeX]
• Wretenberg, P. , Feng, Y. & Arborelius, U. P. (1996). High- and low-bar squatting techniques during weight-training.  Medicine & Science in Sports & Exercise, 28 (2), 218-224. [BibTeX]
• Wretenberg, P. , Németh, G. , Lamontagne, M. & Lundin, B. (1996). Passive knee muscle moment arms measured in vivo with MRI.  Clinical Biomechanics, 11 (8), 439-446. [BibTeX]
• Wretenberg, P. & Arborelius, U. P. (1994). Power and work produced in different leg muscle groups when rising from a chair.  European Journal of Applied Physiology and Occupational Physiology, 68 (5), 413-417. [BibTeX]
• Wretenberg, P. , Lindberg, F. & Arborelius, U. P. (1993). Effect of armrests and different ways of using them on hip and knee load during rising.  Clinical Biomechanics, 8 (2), 95-101. [BibTeX]
• Wretenberg, P. , Arborelius, U. P. , Weidenhielm, L. & Lindberg, F. (1993). Rising from a chair by a spring-loaded flap seat: a biomechanical analysis.  Scandinavian Journal of Rehabilitation Medicine, 25 (4), 153-159. [BibTeX]
• Wretenberg, P. , Arborelius, U. P. & Lindberg, F. (1993). The effects of a pneumatic stool and a one-legged stool on lower limb joint load and muscular activity during sitting and rising.  Ergonomics, 36 (5), 519-535. [BibTeX]
• Arborelius, U. P. , Wretenberg, P. & Lindberg, F. (1992). The effects of armrests and high seat heights on lower-limb joint load and muscular activity during sitting and rising.  Ergonomics, 35 (11), 1377-1391. [BibTeX]

Articles, reviews/surveys

• Ramsey, D. K. & Wretenberg, P. (1999). Biomechanics of the knee: methodological considerations in the in vivo kinematic analysis of the tibiofemoral and patellofemoral joint.  Clinical Biomechanics, 14 (9), 595-611. [BibTeX]

Conference papers

• Lundqvist, E. , Olivecrona, H. , Wretenberg, P. & Sagerfors, M. (2023). CT-based micromotion analysis of fracture fragment migration after locking plate fixation of AO type C distal radius fractures. In:  FESSH-EFSHT 2023 Congress Abstract Book. Paper presented at FESSH-EFSHT 2023 Congress, Rimini, Italy, 10-13 May, 2023. (pp. 22-23). [BibTeX]
• Sagerfors, M. , Jakobsson, H. & Wretenberg, P. (2022). Distal Radius Fracture AO type C, Treatment and Outcome. An Observational Study of 12,199 Fractures from the National Swedish Fracture Register. In:  AAHS 2022 American Association of Hand Surgery. Paper presented at AAHS 2022 American Association of Hand Surgery, San Diego, USA, January 11-15, 2022. [BibTeX]
• Sagerfors, M. , Jakobsson, H. , Thórdardóttir, Á. , Wretenberg, P. & Möller, M. (2022). Distal radius fractures in the superelderly: an observational study of 8486 cases from the Swedish fracture register. Paper presented at Scandinavian Society for Surgery of the Hand, SSSH 2022, Malmö, Sweden, 24-26 aug., 2022. [BibTeX]

Manuscripts

• Lundqvist, E. , Olivecrona, H. , Wretenberg, P. & Sagerfors, M. CT-based micromotion analysis of fracture fragment migration after locking plate fixation of AO type C distal radius fractures. [BibTeX]
• Wildeman, P. , Rolfson, O. , Wretenberg, P. , Gordon, M. , Söderquist, B. & Lindgren, V. National infection control program has no effect on postoperative infections after total hip arthroplasty. [BibTeX]
• Mahdi, A. , Hälleberg Nyman, M. & Wretenberg, P. Reduction in anxiety and depression symptoms one year after knee replacement : a register-based cohort study of 403 patients. [BibTeX]
• Holy, M. , Joelson, A. , MacDowall, A. , Sigmundsson, F. G. , Wretenberg, P. & Olerud, C. Örebro Multicentre Study on Operative Treatmentof Cervical Radiculopathy : Interim analysis. [BibTeX]