1. Therapeutic Concepts, Houston, Texas 77004.
2. Treasure Coast Infectious Disease Consultants, Vero Beach, Florida.
3. Albany Medical College, Albany, New York.
4. Present address: Boehringer Ingelheim Pharmaceuticals, Inc., Ridgefield, Connecticut.
5. Epimed GmbH c/o Vivantes Auguste-Viktoria-Hospital, Berlin, Germany.
6. Hospital 12 de Octubre Pabellon de Medicina Communitaria Unidad de VIH, Madrid, Spain.
7. Montreal Chest Institute, Montreal, Quebec, Canada.
8. University of New South Wales, Sydney, Australia.
9. San Raffaele Scientific Institute, Milan, Italy.
10. Boehringer Ingelheim Pharmaceuticals, Inc., Ridgefield, Connecticut.