| investigation of an outbreak of japanese encephalitis in rourkela city (orissa) during 1989. | an outbreak of japanese encephalitis (je) was reported from rourkela city for the first time in september-november 1989. 41 cases and 15 deaths occurred with a case fatality rate of 36.6 per cent. most of the cases (66 per cent) were in the age group of 5-19 years. there was no case under 5 years. female-male ratio of cases was 1:1.7. serological examination of convalescent cases showed je specific igm indicating strong evidence of recent je infection. large number of pigs were seen in the affec ... | 1991 | 1655866 |