Bergdahl , Carl, David Wennergren, Eleonora Swensson- Backelin, Jan Ekelund, and Michael Möller. “No Change in Reoperation Rates Despite Shifting Treatment Trends: A Population-Based Study of 4,070 Proximal Humeral Fractures”. Acta Orthopaedica 92, no. 6 (June 30, 2021): 651–657 . Accessed June 25, 2026. https://actaorthop.org/actao/article/view/1445.