Affiliation: | 1. Department of Orthopaedic Surgery, Hand and Upper Extremity Service, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA;2. Department of Orthopaedic Surgery, Graduate School of Medicine, Osaka University, Suita, Japan;3. Department of Orthopaedic Surgery, Tripler Army Medical Center, Honolulu, HI, USA;4. Department of Orthopaedic Surgery, Foot and Ankle Service, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA |