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- [5] SENSORY REINFORCEMENT AND CONTINGENCY AWARENESS OF PROFOUNDLY RETARDED-CHILDREN AMERICAN JOURNAL OF MENTAL DEFICIENCY, 1978, 83 (01): : 60 - 68
- [6] SOCIAL-DOMINANCE BEHAVIOR OF PROFOUNDLY RETARDED-CHILDREN AMERICAN JOURNAL OF MENTAL DEFICIENCY, 1965, 70 (03): : 363 - 372
- [10] SEVERE MENTAL-RETARDATION IN A SWEDISH COUNTY .2. ETIOLOGIC AND PATHOGENETIC ASPECTS OF CHILDREN BORN 1959-1970 NEUROPADIATRIE, 1977, 8 (03): : 293 - 304