References
- Reed EW, Reed SC: Mental Retardation: A Family Study. Philadelphia, WB Saunders Co, 1965
- Abramowicz HK, Richardson SA: Epidemiology of severe mental retardation in children: Community studies. Am J Ment Defic 80: 18–39, 1975
- McDonald AD: Severely retarded children in Quebec: Prevalence, causes, and care. Am J Ment Defic 78: 205–215, 1973
- Penrose LS: The Biology of Mental Defect. Ed 2. New York, Grune & Stratton Inc, 1963, p 64
- Becker JM et al: A biologie and genetic study of 161 cases of severe mental retardation with primary seizure disorder. Monographs in Human Genetics (in press)
- Becker JM et al: A biologic and genetic study of 40 cases of severe pure mental retardation. Eur J Pediatr 124: 231–256, 1977
- Kaveggia EG et al: Diagnostic/genetic studies on 1224 patients with severe mental retardation. Proceedings of third congress of the International Association for the Scientific Study of Mental Deficiency, The Hague, 1973. Warsaw, Polish Medical Publishers, 1975, pp 82–93
- Opitz JM: Diagnostic/genetic studies in severe mental retardation. In Lubs HA, De La Cruz F (Editors): Genetic Counseling. New York, Raven Press, 1977, pp 417–443
- Durkin MV et al: Analysis of etiologic factors in cerebral palsy with severe mental retardation. 1. Analysis of gestational, parturitional and neonatal data. Eur J Pediatr 123: 67–81, 1976
- Ornoy A et al: Association between maternal bleeding during gestation and congenital anomalies in the offspring. Am J Obstet Gynecol 124: 474–478, 1976
Bibliography
- Davidson BC: Familial idiopathic severe sub-normality: The question of a contribution by X-linked genes. Special Publication No. 8. Br J Psychiatry, 1973
- Holmes LB et al: Mental Retardation: An Atlas of Diseases With Associated Physical Abnormalities. New York, Macmillan Publishing Co Inc, 1972
- Milunsky A (Editor): Prevention of Genetic Disease and Mental Retardation. Philadelphia, WB Saunders Co, 1975
- Penrose LS: A Clinical and Genetic Study of 1280 Cases of Mental Defect (The “Colchester Survey”). MRC Special Report 229. London, Medical Research Council, 1938. Available from Institute for Research into Mental and Multiple Handicap, 16 Fitzroy Square, London W1P 6HQ
- Swift PN et al: The application of genetic principles to screening for metabolic disorders: The Leybourne-Grange Survey of Mentally Subnormal Siblings. Special Publication No. 8. Br J Psychiatry, 1973