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| Adolescents | 1 |
| Exceptional Child Research | 1 |
| Incidence | 1 |
| Partial Vision | 1 |
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| Vision Tests | 1 |
| Visual Acuity | 1 |
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| Roberts, Jean | 1 |
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| Reports - Research | 1 |
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Download full textRoberts, Jean – 1973
A validation study of the vision test battery used in the Health Examination Survey of 1966-1970 was conducted among 210 youths 12-17 years-old who had been part of the larger survey. The study was designed to discover the degree of correspondence between survey test results and clinical examination by an opthalmologist in determining the…
Descriptors: Adolescents, Exceptional Child Research, Incidence, Partial Vision
