Abortion surveillance: United States, 1977.
D000028:Abortion, Induced; D000032:Abortion, Therapeutic; D000367:Age Factors; D000569:Americas; D001723:Birth Rate; D003469:Culture; D003710:Demography; D019049:Developed Countries; D005006:Ethnicity; D005193:Family Planning Services; D005298:Fertility; D006285:Health Planning; D017533:Marital Status; D008393:Marriage; D009656:North America; D010298:Parity; D010342:Patient Acceptance of Health Care; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D014481:United States
Abortion, Induced; Abortion, Therapeutic--statistics; Acceptor Characteristics; Acceptors; Age Factors; Americas; Cultural Background; Demographic Factors; Developed Countries; Ethnic Groups; Family Planning; Family Planning Programs; Fertility; Fertility Control, Postconception; Fertility Measurements; Marital Status; North America; Northern America; Nuptiality; Parity; Population; Population Characteristics; Population Dynamics; United States