The road not taken--another perspective.
Baumgartner
F
F
D000028:Abortion, Induced / Q000706:statistics & numerical data*; D000293:Adolescent; D000328:Adult; D003267:Contraception; D005260:Female; D006801:Humans; D011247:Pregnancy; D011275:Pregnancy, Unwanted; D012736:Sex Education; D012725:Sexual Behavior; D014481:United States / Q000453:epidemiology