1. a Harlem Hospital Center , Columbia University , New York , NY
2. b New York Academy of Medicine , New York , NY
3. c Harvard Medical School Division of AIDS , Boston , MA
4. d Multnomah County Health Department , Portland , OR
5. e Johns Hopkins University School of Medicine , Baltimore , MD
6. f University of California, San Francisco , San Francisco , CA
7. g North Broward Hospital District , Nova Southeastern University , Ft. Lauderdale , FL
8. h Washington University School of Medicine , St. Louis , MO
9. i Health Resources and Services Administration , HIV/AIDS Bureau, SPNS/Office of Science and Epidemiology , Rockville , MD , USA