1. Hospital for Joint Diseases-Orthopaedic Institute, and Professor, Orthopaedic Surgery, Mount Sinai School of Medicine, New York, New York
2. Hospital for Joint Diseases-Orthopaedic Institute, and Assistant Professor Orthopaedic Surgery, Johns Hopkins University, Baltimore, Maryland
3. Department of Pathology, Hospital for Joint Diseases-Orthopaedic Institute
4. Hospital for Joint Diseases-Orthopaedic Institute
5. Biomechanics Department, Hospital for Joint Diseases-Orthopaedic Institute
6. Orthopaedic Surgery, Howard University Hospital, Washington, DC