@misc{indiciae4969e5365729,
  title = {Ambiguous parkinsonism.},
  author = {E Shapiro},
  year = {1969},
  doi = {10.1056/nejm196903272801322},
  url = {https://pubmed.ncbi.nlm.nih.gov/5766092/},
  note = {Source identifier: 5766092}
}