@misc{indiciae299f5f4d9b43,
  title = {Progressive multifocal leukoencephalopathy.},
  author = {L Horta-Barbosa and R Hamilton and D A Fucillo and D Hogan and J L Sever and J Gerin},
  year = {1972},
  doi = {10.1056/nejm197205112861916},
  url = {https://pubmed.ncbi.nlm.nih.gov/4622718/},
  note = {Source identifier: 4622718}
}