| taeniasis, cysticercosis and echinococcosis/hydatidosis in nigeria: i--prevalence of human taeniasis, cysticercosis and hydatidosis based on a retrospective analysis of hospital records. | a retrospective analysis of hospital records in 3 ecological zones of nigeria was carried out to ascertain the prevalence of human taeniasis, cysticercosis and hydatidosis. the prevalence of taenia infection in sudan, bauchi plateau and northern guinea zones was 0.9%, 0.6% and 0.6%, respectively. the prevalence of human taeniasis by age and sex in the 3 ecological zones indicates that males were more often infected. because males by habit eat more "suya" (half-grilled beef) than females, they ar ... | 1980 | 7229322 |