TY - RPRT TI - Visual evoked potentials in multiple sclerosis: frequency response shows reduced alpha amplitude. AU - C Basar-Eroglu AU - K Warecka AU - M Schürmann AU - E Başar PY - 1993 DO - 10.3109/00207459308986674 UR - https://pubmed.ncbi.nlm.nih.gov/8169059/ ID - 8169059 ER -