1. U.S. Army Public Health Center, Tick-Borne Disease Laboratory, Aberdeen Proving Ground, MD, USA
2. Delaware Division of Fish and Wildlife, Mosquito Control Section, Newark, DE, USA
3. Munson Army Health Center Public Health (Environmental Health), Fort Leavenworth, KS, USA
4. Walter Reed Biosystematics Unit, Department of Entomology, Smithsonian Institution, Suitland, MD, USA
5. Walter Reed Army Institute of Research, Silver Spring, MD, USA
6. Naval Medical Research Center, Viral and Rickettsial Diseases Department, Silver Spring, MD, USA
7. The Henry M. Jackson Foundation for the Advancement of Military Medicine, Inc., Bethesda, MD, USA