1. Birmingham/Atlanta Geriatric Research, Education and Clinical Center, Department of Veterans Affairs Medical Center
2. Department of Medicine, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama
3. Center for Aging, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama
4. Department of Surgery, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama
5. School of Nursing, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama
6. School of Public Health, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama