| cross-validation of the rapid epidemiological mapping of onchocerciasis endemicity in anambra state, nigeria. | in this evaluation study, the results of a previous, rapid, epidemiological mapping of onchocerciasis (remo) from quota samples of six communities (two hyper-, two meso-, one hypo- and one non-endemic) in anambra state, nigeria, were cross-validated. the findings were based on observations on the prevalence of palpable onchocercal nodules and skin dipigmentation (leopard skin) in a sample of 50 adults resident in each community for at least 5 years. they indicate that the remo results obtained e ... | 1999 | 10715700 |