Haematological status of the Central American population: prevalence of individuals with haemoglobin levels below 'normal'.
D000293:Adolescent; D000328:Adult; D000531:Altitude; D000740:Anemia / Q000453:epidemiology*; D002489:Central America; D002648:Child; D002675:Child, Preschool; D004032:Diet; D005260:Female; D005492:Folic Acid; D006454:Hemoglobins / Q000032:analysis*; D006725:Hookworm Infections / Q000453:epidemiology; D006801:Humans; D007223:Infant; D007501:Iron; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
D006454:Hemoglobins; D005492:Folic Acid; D007501:Iron