TY  - RPRT
TI  - VISTECH contrast sensitivity and pattern-VEP in multiple sclerosis patients.
AU  - B Augustinus
AU  - L Van den Bergh
AU  - T Zeyen
PY  - 1990
UR  - https://pubmed.ncbi.nlm.nih.gov/2093410/
ID  - 2093410
ER  -