Detection of Dengue Virus and Antibodies in Patient Sera Collected form 1995 to 1999 in the Philippines

Ronald R. Matias, Ma. Giselle V. Espiritu, Jhoe Anthony R. Alfon,
Deu John M. Cruz, Ma. Luisa G. Daroy, Efren Dimaano, Dengue
Research Network, Filipinas F. Natividad, and Akira Igarashi