| seroepidemiology of amoebiasis in the villagers in phichit province and urban slum dwellers in bangkok, thailand. | a serological survey was conducted in the villages of phichit province, northern region and in the urban slum communities in bangkok to determine whether amoebiasis was endemic in the areas and to determine the prevalence rates. six rural villages, ethnically and culturally alike with a population of 3,019 and two urban slums with a population of 1,510 were surveyed. sera were tested for indirect hemagglutination antibody (iha) to entamoeba histolytica and the stools examined for the parasite by ... | 1982 | 7170636 |