Population education in the United States.
D000569:Americas; D003150:Community Health Workers; D003625:Data Collection; D019049:Developed Countries; D004467:Economics; D004493:Education; D005376:Financial Management; D009656:North America; D012106:Research; D012494:Sampling Studies; D012736:Sex Education; D014481:United States
Americas; Developed Countries; Economic Factors; Education; Family Planning Education--history; Family Planning Personnel; Financial Activities; Funds; North America; Northern America; Research Methodology; Sampling Studies; Studies; Surveys; United States