@misc{indiciaefc8487f4b323,
  title = {More measles--why?},
  author = {L D Polk},
  year = {1971},
  doi = {10.1177/000992287101000801},
  url = {https://pubmed.ncbi.nlm.nih.gov/5564966/},
  note = {Source identifier: 5564966}
}