proceedings of the XXVth International Congress of Ophthalmology, held in Rome, Italy, May 4-10, 1986 Frederick Christopher ... While with 5-grade notation, the mean visual acuity can be obtained by the formula of a#39;arithmetic meana#39;. ... On the chart also are indicated the visual angle and the designed distance for each line.
|Title||:||Acta XXV Concilium Ophthalmologicum|
|Author||:||Frederick Christopher Blodi|
|Publisher||:||Kugler Publications - 1988|