Relation of nutrition to pregnancy in adolescence.
D000293:Adolescent; D001741:Black or African American; D000367:Age Factors; D001723:Birth Rate; D001724:Birth Weight; D002136:Calcium, Dietary / Q000378:metabolism; D003153:Community Health Services; D004044:Dietary Proteins / Q000378:metabolism; D005260:Female; D005298:Fertility; D006128:Growth; D006266:Health Education; D006801:Humans; D007086:Illegitimacy; D007223:Infant; D007226:Infant Mortality; D007227:Infant Nutritional Physiological Phenomena; D007501:Iron / Q000378:metabolism; D008572:Menarche; D009749:Nutrition Surveys; D009751:Nutritional Requirements; D052756:Nutritional Sciences / Q000193:education; D011247:Pregnancy; D011295:Prenatal Care; D012106:Research; D012727:Sex Characteristics; D014481:United States; D014815:Vitamins / Q000097:blood / Q000652:urine; D044465:White People
D002136:Calcium, Dietary; D004044:Dietary Proteins; D014815:Vitamins; D007501:Iron