Progress with contraceptives and abortifacients.
Macpherson
A
A
D000019:Abortifacient Agents; D000028:Abortion, Induced; D001723:Birth Rate; D003267:Contraception; D003270:Contraceptive Agents; D003710:Demography; D005193:Family Planning Services; D005298:Fertility; D011153:Population; D011157:Population Dynamics
D000019:Abortifacient Agents; D003270:Contraceptive Agents
Abortifacient Agents; Abortion, Drug Induced; Abortion, Induced; Contraception; Contraception Research; Contraceptive Agents; Demographic Factors; Family Planning; Fertility; Fertility Control, Postconception; Fertility Decline; Population; Population Dynamics