@misc{indiciaeed5041e2cd6d,
  title = {Evoked potential changes in clinically definite multiple sclerosis: a two year follow up study.},
  author = {J C Walsh and R Garrick and J Cameron and J G McLeod},
  year = {1982},
  doi = {10.1136/jnnp.45.6.494},
  url = {https://pubmed.ncbi.nlm.nih.gov/7119812/},
  note = {Source identifier: 7119812}
}