title: The public health nurse as an effective therapist-behavior modifier of preschool play behavior.
mesh_terms: D000367:Age Factors; D001521:Behavior Therapy; D002657:Child Development; D002675:Child, Preschool; D003071:Cognition; D003156:Community Mental Health Services; D003213:Conditioning, Psychological; D005260:Female; D006801:Humans; D008297:Male; D010988:Play and Playthings; D011637:Public Health Nursing; D012056:Reinforcement, Social; D012919:Social Behavior; D012951:Socialization