Complex problem: complex solutions.
McAnarney
E
E
D000293:Adolescent; D005260:Female; D006801:Humans; D011247:Pregnancy; D011256:Pregnancy Outcome; D011253:Pregnancy in Adolescence / Q000523:psychology / Q000706:statistics & numerical data*; D012736:Sex Education; D014481:United States / Q000453:epidemiology