@article{doi:10.1302/0301-620X.101B12.BJJ-2018-1571.R2,
author = {Clark, Nicholas J. and Samuelsen, Brian T. and Alentorn-Geli, Eduard and Assenmacher, Andrew T. and Cofield, Robert H. and Sperling, John W. and Sánchez-Sotelo, Joaquín},
title = {Primary reverse shoulder arthroplasty in patients older than 80 years of age},
journal = {The Bone & Joint Journal},
volume = {101-B},
number = {12},
pages = {1520-1525},
year = {2019},
doi = {10.1302/0301-620X.101B12.BJJ-2018-1571.R2},
url = {https://doi.org/10.1302/0301-620X.101B12.BJJ-2018-1571.R2}
}