The impact of family planning programs on fertility.
D000293:Adolescent; D000328:Adult; D001723:Birth Rate; D003268:Contraception Behavior; D003362:Cost-Benefit Analysis; D003695:Delivery of Health Care / Q000191:economics; D005193:Family Planning Services / Q000639:trends*; D005260:Female; D005298:Fertility; D006801:Humans; D012959:Socioeconomic Factors