The role of family planning communications--an agent of reinforcement or change.
Chen
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D001290:Attitude; D001519:Behavior; D003142:Communication; D003267:Contraception; D003268:Contraception Behavior; D003625:Data Collection; D003710:Demography; D004467:Economics; D004493:Education; D005193:Family Planning Services; D007722:Health Knowledge, Attitudes, Practice; D006285:Health Planning; D007255:Information Services; D019359:Knowledge; D009934:Organization and Administration; D011153:Population; D011584:Psychology; D012106:Research; D012494:Sampling Studies; D012736:Sex Education; D012922:Social Change; D012959:Socioeconomic Factors