1. Immunization summary 2006. A statistical reference. UNICEF;WHO,2006
2. Regional vaccine policy for South-East Asia Region;WHO Task Force for Development of a Regional Vaccine Policy,2003
3. Japanese encephalitis immunization in South Korea: past, present, and future;Sohn;Emerg Infect Dis,2000
4. Field evaluation of formalin inactivated Kyasanur forest disease virus tissue culture vaccine in three districts of Karnataka state;Dandawate;Indian J Med Res,1994
5. Vaccine against hemorrhagic fever with renal syndrome;Lee,1999