@misc{indiciae43e11a371a99,
  title = {Multiple sclerosis: what can and cannot be done.},
  author = {E J Field and G Joyce},
  year = {1979},
  doi = {10.1136/bmj.2.6204.1571},
  url = {https://pubmed.ncbi.nlm.nih.gov/534872/},
  note = {Source identifier: 534872}
}