@misc{indiciae62924c245e22,
  title = {Ultrasonic lung suction: where to next?},
  author = {R J Landreneau},
  year = {1991},
  doi = {10.1016/0003-4975(91)91201-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/1929621/},
  note = {Source identifier: 1929621}
}