1. Enteric Disease Department, Naval Medical Research Center, 503 Robert Grant Avenue, Silver Spring, MD 20910.
2. Chief, Tropical Medicine-Infectious Diseases, Bureau of Medical Services, U.S. Department of State, 2401 E Street NW L209, Washington, DC 20037.
3. Deputy Medical Corps, Chief, Medical Corps Specific Branch Proponent Officer, Infectious Disease Consultant to the Army Surgeon General, Brooke Army Medical Center, 3551 Roger Brooke Drive, JBSA Fort Sam Houston, TX 78234.
4. Infectious Disease Clinical Research Program, Preventive Medicine & Biostatistics Department, Uniformed Services University of the Health Sciences, 4301 Jones Bridge Road, Bethesda, MD 20814.
5. Military Enteric Disease Group, Academic Department of Military Medicine, Birmingham Research Park, Vincent Drive, Birmingham B15 2SQ, United Kingdom.
6. Department of Preventive Medicine & Biostatistics, The F. Edward Hébert School of Medicine, Uniformed Services University of the Health Sciences, 4301 Jones Bridge Road, Bethesda, MD 20814.
7. Infectious Disease Service, Landstuhl Regional Medical Center, Landstuhl, Germany, CMR 402, APO, AE, 19180. (Current Affiliation: Division of Global HIV and TB, Centers for Disease Control and Prevention, 1600 Clifton Rd, Atlanta, GA 30333, USA).
8. Operational Medicine, Defense Institute for Medical Operations, 1320 Truemper Street, Building 9122, JBSA-Lackland, TX 78236.
9. Henry M. Jackson Foundation for the Advancement of Military Medicine, Inc., 6720A Rockledge Drive 100, Bethesda, MD 20817.