Prevalence of flat foot in school children in Benin City, Nigeria.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D005413:Flatfoot / Q000453:epidemiology* / Q000517:prevention & control; D006266:Health Education; D006801:Humans; D008297:Male; D009549:Nigeria; D012775:Shoes