@misc{indiciaedea6981dc57a,
  title = {Continuous adventitious lung sounds.},
  author = {M E Koster and R P Baughman and R G Loudon},
  year = {1990},
  doi = {10.3109/02770909009073332},
  url = {https://pubmed.ncbi.nlm.nih.gov/2211494/},
  note = {Source identifier: 2211494}
}