Affiliation: | 1. Division of Orthopaedics and Rehabilitation, Southern Illinois University School of Medicine, 701 North First Street, Springfield, IL 62781, USA;2. Harvard T.H. Chan School of Public Health, Harvard University, 677 Huntington Ave, Boston, MA 02115, USA;3. Department of Orthopaedic and Sports Medicine, Detroit Medical Center, 311 Mack Avenue, 5th Floor, Detroit, MI 48201, USA |