Quality control functions of the Visual Field Reading Center (VFRC) for the Optic Neuritis Treatment Trial (ONTT)

Autor: Keltner, John L., Johnson, Chris A., Beck, Roy W., Cleary, Patricia A., Spurr, John O.
Zdroj: In Controlled Clinical Trials April 1993 14(2):143-159
Databáze: ScienceDirect