title: Hookworm infections in several communities in Ethiopia.
mesh_terms: D000293:Adolescent; D000328:Adult; D000531:Altitude; D000724:Ancylostomiasis / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D005002:Ethiopia; D005260:Female; D006801:Humans; D008297:Male; D009332:Necatoriasis / Q000453:epidemiology*