@misc{indiciaee66ac22d8c7e,
  title = {Multiple sclerosis after age 50.},
  author = {J Noseworthy and D Paty and T Wonnacott and T Feasby and G Ebers},
  year = {1983},
  doi = {10.1212/wnl.33.12.1537},
  url = {https://pubmed.ncbi.nlm.nih.gov/6606140/},
  note = {Source identifier: 6606140}
}