Maternal age and birth statistics.
Harrison
H
H
D000293:Adolescent; D000413:Alaska; D001723:Birth Rate / Q000639:trends*; D005260:Female; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D008393:Marriage; D008423:Maternal Age; D011247:Pregnancy; D011253:Pregnancy in Adolescence