| [a serological survey regarding flaviviridae infections on the island of réunion (1971-1989)]. | serological prevalence of flaviviridae was studied on reunion island by testing 2,507 human sera from a randomised sample. each serum was tested against 5 viruses (yellow fever, dengue type 1 and 2, west nile and wesselsbron) using haemagglutination inhibition test: 42.68% of human sera were found positive. the multivalent reactions represent practically three fourths of the positive ones. a severe dengue type 2 outbreak on the island in 1977-1978 and the possible circulation of a flavivirus may ... | 1994 | 8061530 |