United States: therapeutic abortions, 1963 to 1968.
D000028:Abortion, Induced / Q000379:methods; D000032:Abortion, Therapeutic / Q000009:adverse effects; D000293:Adolescent; D000328:Adult; D005260:Female; D006761:Hospitals / Q000706:statistics & numerical data; D006801:Humans; D011247:Pregnancy; D012189:Retrospective Studies; D013223:Statistics as Topic; D014481:United States