1. Dengue Hemorrhagic Fever: Diagnosis, Treatment and Control;WHO,1997
2. Dengue;Gubler,1988
3. Dengue and dengue haemorrhagic fever: its history and resurgence as a global public health problem;Gubler,1997
4. Molecular evolution and distribution of dengue virus type 1 and type 2 in nature;Rico-Hesse;Virology,1990
5. Phylogenetic evidence for adaptive evolution of dengue viruses in nature;Twiddy;J Gen Virol,2002