| transmission of intestinal schistosomiasis in addis ababa, ethiopia. | malacological and parasitological surveys were made in bole-kotobe area in addis ababa in april 1996 to investigate the transmission of intestinal schistosomiasis. malacological survey conducted in kotobe river showed schistosoma mansoni cercarial infection rate of 2.6% (one out of 38) in biomphalaria pfeifferi. in a total of 197 stool specimens from school children examined using kato thin smear method in misrak bar number 1 and wondirad elementary and junior secondary schools, the overall prev ... | 1996 | 8997864 |