1. The Cooper Institute, Dallas, Texas.
2. Laura W. Bush Institute for Women's Health, Texas Tech University Health Sciences Center, Lubbock, Texas.
3. Department of Pathology, Texas Tech University Health Sciences Center, Lubbock, Texas.
4. Department of Community and Family Medicine, Texas Tech University Health Sciences Center, Lubbock, Texas.
5. Healthcare Engineering Program, Department of Mechanical Engineering, Texas Tech University, Lubbock, Texas.
6. New Mexico Clinical Research & Osteoporosis Center, Albuquerque, New Mexico.