Legal abortion 1970-1971--the New York City experience.
D000028:Abortion, Induced / Q000009:adverse effects; D000029:Abortion, Legal; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001723:Birth Rate; D003153:Community Health Services / Q000706:statistics & numerical data; D005006:Ethnicity; D005260:Female; D006761:Hospitals / Q000706:statistics & numerical data; D006801:Humans; D007086:Illegitimacy; D007226:Infant Mortality; D007231:Infant, Newborn; D007883:Legislation, Medical; D008428:Maternal Mortality; D008722:Methods; D009519:New York City; D010298:Parity; D011247:Pregnancy; D011647:Puerto Rico; D012111:Residence Characteristics; D014481:United States