1. School of Social Work, University of Alabama, Tuscaloosa, Alabama, USA
2. Department of Social Work, College of Arts and Sciences, University of Alabama at Birmingham, Birmingham, Alabama, USA
3. Department of Health Behavior, School of Public Health, University of Alabama at Birmingham, Birmingham, Alabama, USA
4. Center for AIDS Research, University of Alabama at Birmingham, Birmingham, Alabama, USA
5. Comprehensvie Center for Healthy Aging, University of Alabama at Birmingham, Birmingham, Alabama, USA