From the Centers for Disease Control and Prevention. State-specific birth rates for teenagers--United States, 1990-1996.
D000293:Adolescent; D001723:Birth Rate / Q000208:ethnology / Q000639:trends*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011253:Pregnancy in Adolescence / Q000208:ethnology / Q000706:statistics & numerical data*; D014481:United States / Q000453:epidemiology