Simarjeet Puri1, Yu-fen Chiu2, Friedrich Boettner1, Fred Cushner1, Peter K. Sculco1, Geoffrey H. Westrich1, Brian P. Chalmers1
1Department of Orthopaedic Surgery, Adult Reconstruction and Joint Replacement, Hospital for Special Surgery, New York, NY
2Biostatistics Core, Research Administration, Hospital for Special Surgery, New York, NY