1. Division of Infectious Diseases; Detroit Medical Center; Wayne State University; Detroit Michigan Israel
2. Division of Infectious Diseases; Assaf Harofeh Medical Center; Zerifin Israel
3. Sackler School of Medicine; Tel-Aviv University; Tel-Aviv Israel
4. Department of Medicine; Duke Infection Control Outreach Network; Durham North Carolina
5. Center for the Study of Aging and Human Development; Duke Infection Control Outreach Network; Durham North Carolina
6. Division of Geriatrics; Duke Infection Control Outreach Network; Durham North Carolina
7. Geriatric Research Education and Clinical Center; Veterans Affairs Medical Center; Durham North Carolina