title: [Development of mentally retarded children, their behavior and expression as indications of their emotions, and related nursing records].
mesh_terms: D001519:Behavior; D002648:Child; D002657:Child Development; D005149:Facial Expression; D006801:Humans; D008607:Intellectual Disability / Q000451:nursing*; D009737:Nursing Records; D010371:Pediatric Nursing