%0 Journal Article %B Clin Orthop Relat Res %D 2016 %G eng %N 4 %P 895-8 %R 10.1007/s11999-016-4722-6 %T On Patient Safety: When Are We Too Old to Operate? %V 474 %1 https://www.ncbi.nlm.nih.gov/pubmed/26818596 %8 04/2016