| japanese encephalitis in sri lanka--the study of an epidemic: vector incrimination, porcine infection and human disease. | a prospective study of mosquito vectors, porcine infection and human disease was carried out during a japanese encephalitis (je) epidemic in the north central province of sri lanka (november-december 1987) and a subsequent non-epidemic year (1988). the epidemic involved 361 cases of human encephalitis, virologically confirmed by immunoglobulin m enzyme-linked immunosorbent assay (elisa), and was preceded 2-3 weeks earlier by sentinel porcine seroconversion. virus isolation and viral antigen dete ... | 1992 | 1329275 |