Health of Hausa schoolchildren in northern Nigeria.
D000293:Adolescent; D000367:Age Factors; D000740:Anemia / Q000453:epidemiology; D000886:Anthropometry; D002648:Child; D002664:Child Nutritional Physiological Phenomena; D005006:Ethnicity; D005260:Female; D006306:Health Surveys; D006400:Hematocrit; D006452:Hemoglobinometry; D006725:Hookworm Infections / Q000453:epidemiology; D006801:Humans; D006925:Hymenolepiasis / Q000453:epidemiology; D008297:Male; D009017:Morbidity; D009331:Necator; D009549:Nigeria; D010270:Parasite Egg Count; D012548:Schistosoma haematobium; D012552:Schistosomiasis / Q000453:epidemiology; D012737:Sex Factors