@misc{indiciae49e5fd77eef6,
  title = {PD now...the time has come.},
  author = {D A Clark},
  year = {1981},
  doi = {10.1016/s0160-3450(16)31287-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/7223624/},
  note = {Source identifier: 7223624}
}