Family planning and population policies in developed and less developed countries.
D000349:Africa; D001208:Asia; D001290:Attitude; D003267:Contraception; D005060:Europe; D005193:Family Planning Services; D006076:Government; D006801:Humans; D009656:North America; D011057:Politics; D011155:Population Control; D011158:Population Growth; D013020:South America