Lill, H., Hepp, P., Rose, T., Korner, J., & Josten, C. (2004). Mennen clamp-on plate fixation of periprosthetic fractures of the humerus after shoulder arthroplasty—a report on 3 patients. Acta Orthopaedica, 75(6), 772–774. https://doi.org/10.1080/00016470410004184