1. World Health Organization. Prevention and control of dengue and dengue hemorrhagic fever: comprehensive guidelines. WHO Regional publication, SEARO 1999; 29.
2. Dengue and dengue hemorrhagic fever;Gubler;Clin Microbiol Rev,1998
3. Dengue viral infections;Malavige;Post Grad Med J,2004
4. CDC; Centers for Disease Control and Prevention. National Center for Infectious Diseases, Division of Vector-Borne Infectious Diseases. Dengue fever home page year. www.cdc.gov/ncidod/dvbid/dengue.htm.
5. Dengue Net-WHOs Internet-based System for Global Surveillance of Dengue Fever and Dengue Haemorrhagic Fever (Dengue / DHF). Weekly Epidemiological Record 2002; 77(36):301-304. http://www.who.int/denguenet.