@misc{indiciae82589d8b47d0, title = {Flash and pattern presentation and pattern-reversal evoked potentials in multiple sclerosis.}, author = {J Czopf}, year = {1985}, doi = {10.1007/bf00160609}, url = {https://pubmed.ncbi.nlm.nih.gov/3996188/}, note = {Source identifier: 3996188} }