Where did the big E come from?.
The paper explains how the big E on the Snellen chart that is used to measure the visual acuity of each eye originated.
| Argitaratua izan da: | IEEE Engineering in medicine and biology magazine 25, 2 (2006). |
|---|---|
| Egile nagusia: | |
| Formatua: | Artikulua |
| Hizkuntza: | English |
| Gaiak: |