Affiliation: | 1. Department of Orthopaedic Surgery, Loma Linda University Medical Center, Loma Linda, California;2. Department of Orthopaedic Surgery, Midwest Orthopaedics at Rush, Rush University Medical Center, Chicago, Illinois, U.S.A.;3. Department of Orthopaedics, The Ohio State University Wexner Medical Center, Columbus, Ohio, U.S.A. |