Adolescent pregnancy.
D000223:Adaptation, Psychological; D000293:Adolescent; D005260:Female; D006801:Humans; D007086:Illegitimacy; D009751:Nutritional Requirements; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis / Q000523:psychology*; D011275:Pregnancy, Unwanted; D011295:Prenatal Care; D012847:Single Person