1. 1Dengue Branch, Centers for Disease Control and Prevention, San Juan, Puerto Rico;
2. 2Epidemiology and Surveillance Unit, Office of Health Services, United States Peace Corps, Washington, District of Columbia;
3. 3Timor-Leste Country Office, Office of Health Services, U.S. Peace Corps, Washington, District of Columbia;
4. 4U.S. Public Health Service, Rockville, Maryland