Family planning services from multiple provider types: an assessment for the United States.
D000293:Adolescent; D000328:Adult; D003153:Community Health Services / Q000458:organization & administration / Q000706:statistics & numerical data*; D003267:Contraception; D005193:Family Planning Services; D005260:Female; D005298:Fertility; D006801:Humans; D011247:Pregnancy; D011275:Pregnancy, Unwanted; D012494:Sampling Studies; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D014481:United States