New state fertility-related laws dropped sharply in 1980 to lowest total since 1972.
D000028:Abortion, Induced; D000569:Americas; D003267:Contraception; D019049:Developed Countries; D005193:Family Planning Services; D007878:Legislation as Topic; D009656:North America; D014481:United States
Abortion, Induced--legal aspects; Americas; Contraception--legal aspects; Developed Countries; Family Planning--legal aspects; Fertility Control, Postconception; Legislation; North America; Northern America; United States