1 Department of Orthopaedic Surgery, Sports Medicine and Shoulder Surgery, University of Michigan, 2912 Taubman Center, SPC 5328, 1500 East Medical Center Drive, Ann Arbor, MI 48109. mknesek@med.umich.edu.
2 Department of Radiology, Botsford General Hospital, 48050 Grand River Avenue, Farmington Hills, MI 48336.