Iriberri, I., Candrian, C., Freehill, M. T., Raiss, P., Boileau, P., & Walch, G. (2015). Anatomic shoulder replacement for primary osteoarthritis in patients over 80 years. Acta Orthopaedica, 86(3), 298–302. https://doi.org/10.3109/17453674.2015.1006036