1. Department of Orthopaedics and Rehabilitation
2. US Army Institute of Surgical Research, Bone and Soft Tissue Research Program, 3400 Rawley E. Chambers Avenue, Room 291-1 Building 3611, Fort Sam Houston, Texas 78234-6315, USA.
3. Department of Clinical Investigation, Brooke Army Medical Center, MCHE-DOR Room 129-5, Building 3600, 3851 Roger Brooke Drive, Fort Sam Houston, Texas 78234-6200, USA.