| serological evidence of japanese encephalitis virus activity in bihar. | serum samples from 404 pigs originating from eight districts of bihar were examined for haemagglutination-inhibiting and complement fixing antibodies of japanese encephalitis, dengue-2, west nile and chikungunya viruses. japanese encephalitis viral infection was found to be widely prevalent compared to other arboviruses tested. relatively large number of pigs had antibodies to jev only (i.e. monoconverters). high geometric mean titre to jev was observed. these observations appear to be of epidem ... | 1982 | 6293995 |