Intestinal parasitic infestation among children in Karachi.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007411:Intestinal Diseases, Parasitic / Q000453:epidemiology*; D008297:Male; D010154:Pakistan / Q000453:epidemiology; D011446:Prospective Studies