Human reproduction and family planning: research strategies in developing countries.
D003267:Contraception; D003906:Developing Countries; D005193:Family Planning Services; D005260:Female; D005298:Fertility; D006266:Health Education; D006801:Humans; D007391:International Cooperation; D011247:Pregnancy; D012098:Reproduction; D012107:Research Design; D012109:Research Support as Topic