[1] WHO, UNICEF, UNDP, World Bank,WHO Special Programme Res & Training T, CH-1211 Geneva 27, Switzerland
[2] London Sch Hyg & Trop Med, Dept Clin Res, London WC1E 7HT, England
[3] Publ Hlth Agcy Canada, Natl Microbiol Lab, Winnipeg, MB R3E 3R2, Canada
[4] Inst Med Trop Pedro Kouri, Marianao 13, Ciucad Habana, Cuba
[5] Inst Pasteur Cambodia, Unit 5, Phnom Penh, Cambodia
[6] Univ Malaysia Sarawak, Inst Hlth & Community Med, Kota Samaharan, Sarawak, Malaysia
[7] Univ Malaya, Dept Med Microbiol, Fac Med, Kuala Lumpur 50603, Malaysia
[8] Inst Nacl Enfermedades Virales Humanas, RA-2700 Buenos Aires, DF, Argentina
[9] Univ Oxford, Clin Res Unit, Wellcome Trust Major Overseas Programme, Hosp Trop Dis, Ho Chi Minh City, Vietnam
[10] Duke NUS Grad Med Sch Singapore, Singapore 169857, Singapore
[11] Pediat Dengue Vaccine Initiat, Seoul 151600, South Korea
[12] Ctr Dis Control & Prevent, Dengue Branch, Div Vector Borne Infect Dis, San Juan, PR 00920 USA
[13] Univ Calif Berkeley, Pediat Dengue Vaccine Initiat, Sch Publ Hlth, Berkeley, CA 94704 USA
[14] Cho Ouan Hosp, Hosp Trop Dis, Ho Chi Minh City, Vietnam
[15] Univ Valle Guatemala, CDC Reg Off Cent Amer, Guatemala City, Guatemala
[16] Univ Valle Guatemala, Panama Ctr Hlth Studies, Guatemala City, Guatemala
[17] Mahidol Univ, Inst Sci & Technol Dev, Ctr Vaccine Dev, Salaya 73170, Nakhon Pathom, Thailand