title: Who needs organized family planning services? A preliminary projection, 1971-1975.
mesh_terms: D000293:Adolescent; D000328:Adult; D003267:Contraception; D003270:Contraceptive Agents; D003273:Contraceptive Devices / Q000706:statistics & numerical data; D005191:Family Characteristics; D005193:Family Planning Services / Q000600:supply & distribution*; D005260:Female; D006801:Humans; D007086:Illegitimacy; D007182:Income; D008297:Male; D008393:Marriage; D008489:Medical Indigency; D011203:Poverty; D011247:Pregnancy; D013223:Statistics as Topic; D013245:Sterilization, Reproductive; D014481:United States
chemical_list: D003270:Contraceptive Agents