TY - JOUR AU - Clark, Nicholas J. AU - Samuelsen, Brian T. AU - Alentorn-Geli, Eduard AU - Assenmacher, Andrew T. AU - Cofield, Robert H. AU - Sperling, John W. AU - Sánchez-Sotelo, Joaquín DO - doi:10.1302/0301-620X.101B12.BJJ-2018-1571.R2 UR - https://doi.org/10.1302/0301-620X.101B12.BJJ-2018-1571.R2 TI - Primary reverse shoulder arthroplasty in patients older than 80 years of age T2 - The Bone & Joint Journal VL - 101-B IS - 12 PY - 2019 SP - 1520 EP - 1525 ER -