@misc{indiciae861c1acaf8d6,
  title = {Unusual expectoration.},
  author = {R A Dieter and P Parker and R Cornell and P Hasbrouck and F I Lavin},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4432799/},
  note = {Source identifier: 4432799}
}