1. Infectious Diseases, St. Luke’s Episcopal Hospital (SLEH), Houston, TX
2. Infectious Diseases, Baptist Medical Center, San Antonio, TX; at the time of this study he was Clinical Coordinator, Infectious Diseases, SLEH
3. Infectious Diseases
4. Internal Medicine
5. SLEH
6. Memorial Hermann Memorial City Medical Center, Houston
7. University of Houston College of Pharmacy, Houston