AN EXPERIMENTAL STUDY OF TWO APPROACHES TO COMMUNICATION.
D002648:Child; D002654:Child Care; D002669:Child Welfare; D003142:Communication; D005260:Female; D006266:Health Education; D006801:Humans; D007198:Indians, North American; D011247:Pregnancy; D011295:Prenatal Care; D014481:United States
CHILD CARE; COMMUNICATION; HEALTH EDUCATION; INDIANS, NORTH AMERICAN; PRENATAL CARE