References
- American Association on Mental Retardation. Diagnosis of dementia in individuals with intellectual disability: Report of the working group for the establishment of criteria for the diagnosis of dementia in individuals with intellectual disability. American Association on Mental Retardation, Washington DC 1995
- Carter-Young E., Kramer B.M. Characteristics of age-related language decline in adults with Down's syndrome. Mental Retardation 1991; 29: 75–79
- Collacott R.A. Effect of age and residential placement on adaptive behaviour of adults with Down's syndrome. British Journal of Psychiatry 1992; 161: 675–679
- Collacott R.A. Psychiatric problems in elderly people with learning disabilities. Chapter in: College Seminars in Psychiatry of Learning Disabilities. Gaskell Press, London 1997
- Collacott R.A., Cooper S-A. Loss of adaptive behaviour following depressive illness in Down's syndrome. Journal of Nervous & Mental Disease 1992; 180: 468–470
- Collacott R.A., Cooper S-A., Stretch D. Sensory impairment, age and regression in adults with Down's syndrome. Abstracts of the Royal College of Psychiatrists Winter Meeting 1994; 41–42
- Cooper S-A., Collacott R.A. Prognosis of depression in Down's syndrome. Journal of Nervous & Mental Disease 1993; 181: 204–205
- Cooper S-A., Collacott R.A. The effect of age on language in people with Down's syndrome. Journal of Intellectual Disability Research 1995; 39: 197–200
- Cooper S-A., Duggirala C., Collacott R.A. Adaptive behaviour after schizophrenia in people with Down's syndrome. Journal of Intellectual Disability Research 1995; 39: 201–204
- Dalton A.J., Crapper D.R., Schlotterer G.R. Alzheimer's disease in Down's syndrome: visual retention deficits. Cortex 1974; 10: 336–337
- Dalton A.J., Crapper D.R. Down's syndrome and ageing of the brain. Research to practice in mental retardation, Mittler P.. University Park Press, Baltimore 1977; 391–400, In
- Devenny D.A., Hill A.L., Paxtot O., Silverman W.P., Wisniewski K.E. Ageing in higher functioning adults with Down's syndrome: an interim report in a longitudinal study. Journal of Intellectual Disability Research 1992; 36: 241–250
- Evenhuis H., Van Zanten G., Brocaar M., Roerdinkholder W. Hearing loss in middle-age persons with Down's Syndrome. American Journal of Mental Retardation 1992; 97: 47–56
- Fenner M.E., Hewitt K., Torpy D.M. Down's syndrome: intellectual and behavioural functioning during adulthood. Journal of Mental Deficiency Research 1987; 31: 241–249
- Fogelman C.J. AAMD Adaptive Behaviour Scale Manual. American Association on Mental Deficiency, Washington DC 1975
- Haxby J.V. Neuropsychological evaluation of adults with Down's syndrome: patterns of selective impairment in non-demented old adults. Journal of Mental Deficiency Research 1989; 33: 193–210
- Lai F., Williams R.S. A prospective study of Alzheimer's disease in Down syndrome. Archives of Neurology 1989; 46: 849–853
- Miniszek N.A. Development of Alzheimer's disease in Down's syndrome individuals. American Journal of Mental Deficiency 1983; 87: 377–385
- Owens D., Dawson J.C., Losin S. Alzheimer's disease in Down's syndrome individuals. American Journal of Mental Deficiency 1971; 75: 606–612
- Rasmussen D.E., Sobsey D. Age, adaptive behaviour and Alzheimer's disease in Down syndrome: Cross-sectional and longitudinal analyses. American Journal of Mental Retardation 1994; 99: 151–165
- Silverstein A.B., Herbs D., Miller T.J., Nasuta R., Williams D.L. Effects of age on the adaptive behaviour of institutionalised and non-institutionalised individuals with Down syndrome. American Journal of Mental Retardation 1988; 92: 455–460
- Thase M.E., Liss L., Smeltzer D., et al. Clinical evaluation of dementia in Down's syndrome: a preliminary report. Journal of Mental Deficiency Research 1982; 26: 239–244
- Zigman W.B., Schupf N., Lubin R.A., et al. Premature regression of adults with Down's syndrome. American Journal of Mental Deficiency 1987; 92: 161–168