The paradox of teen-age nutrition.
D000293:Adolescent; D002118:Calcium / Q000378:metabolism; D002648:Child; D004032:Diet; D004435:Eating; D005260:Female; D006266:Health Education; D006801:Humans; D007501:Iron / Q000378:metabolism; D008297:Male; D052756:Nutritional Sciences / Q000193:education
D007501:Iron; D002118:Calcium