@misc{indiciaec9535c1ca579,
  title = {Mortality and migration in multiple sclerosis.},
  author = {J F Kurtzke and L T Kurland and I D Goldberg},
  year = {1971},
  doi = {10.1212/wnl.21.12.1186},
  url = {https://pubmed.ncbi.nlm.nih.gov/5167311/},
  note = {Source identifier: 5167311}
}