1. Research Service, Louis Stokes Cleveland VA Medical Center, Cleveland, Ohio
2. Biomedical Sciences Training Program, Case Western Reserve University, Cleveland, Ohio
3. Statewide Program for Infection Control and Epidemiology, University of North Carolina School (UNC) of Medicine, Chapel Hill, North Carolina
4. Geriatric Research, Education, and Clinical Center, Louis Stokes Cleveland VA Medical Center, Cleveland, Ohio
5. Department of Medicine, Case Western Reserve University School of Medicine, Cleveland, Ohio