Amundsen, A., J. V. Rasmussen, B. S. Olsen, and S. Brorson. “Low Revision Rate Despite Poor Functional Outcome After Stemmed Hemiarthroplasty for Acute Proximal Humeral Fractures: 2,750 Cases Reported to the Danish Shoulder Arthroplasty Registry”. Acta Orthopaedica, vol. 90, no. 3, Apr. 2019, pp. 196-01, doi:10.1080/17453674.2019.1597491.