Age variation in prevalence of parasitic diseases in rural communities.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D006725:Hookworm Infections / Q000453:epidemiology*; D006801:Humans; D007223:Infant; D008288:Malaria / Q000453:epidemiology*; D008875:Middle Aged; D012423:Rural Health; D012548:Schistosoma haematobium; D012552:Schistosomiasis / Q000453:epidemiology*; D015024:Zambia