| survey of the prevalence of intestinal parasites in children of primary school age. | a survey of the prevalence of intestinal parasites in primary school children was carried out in nimo in njikoka local government area of anambra state, nigeria. stool samples were taken from children belonging to eight (8) primary schools in the area. of the 1,536 stool samples examined using light microscopy after formalether centrifugation, 922 (60%) harboured one or more parasites. the prevalence of the parasites was as follows: ascaris lumbricoides (20.8%); trichuris trichiura, (15.3%); nec ... | 1994 | 7756189 |