Relative Legibility of Numerals in Visual Acuity Testing.
| Autor: | PENN, PAUL G. |
|---|---|
| Zdroj: | Optometry & Vision Science; Dec1981, Vol. 58 Issue 12, p1092-1096, 5p |
| Databáze: | Complementary Index |
| Externí odkaz: |
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| Autor: | PENN, PAUL G. |
|---|---|
| Zdroj: | Optometry & Vision Science; Dec1981, Vol. 58 Issue 12, p1092-1096, 5p |
| Databáze: | Complementary Index |
| Externí odkaz: |
|