Developing independent play in three severely retarded women.
D000328:Adult; D001521:Behavior Therapy; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000534:rehabilitation*; D010988:Play and Playthings; D012056:Reinforcement, Social; D012653:Self Stimulation; D012759:Sheltered Workshops; D012919:Social Behavior; D013239:Stereotyped Behavior