1975
DOI: 10.1007/bf00578766
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Blindness in mentally retarded children

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1975
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Cited by 18 publications
(30 citation statements)
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“…A screening for blindness and severe visual impairment in 1976 (Warburg et al 1979) confirmed this opinion ( Table 1). …”
supporting
confidence: 67%
“…A screening for blindness and severe visual impairment in 1976 (Warburg et al 1979) confirmed this opinion ( Table 1). …”
supporting
confidence: 67%
“…However, the extent of the problem has not been defined. It is important to know whether there is a decrease of visual acuity, since recognition at an early stage will facilitate management (Warburg et al 1979).…”
Section: )mentioning
confidence: 99%
“…The prevalence of severe visual disability in the preschool years is approximately 1 in 3000 (Robinson et al 1968, Sorsby 1972, Taylor 1975. Visual disorder resultin3 in very severe but not total loss of vision is even less common in the absence of other major disability (Warburg 1979). For these reasons a repeated measures design was used in this study, with childen acting as their own control.…”
Section: Distance Vision Aidsmentioning
confidence: 99%