@misc{indiciae611f126aa1ac,
  title = {Malignant pleural effusion.},
  author = {R S Stein},
  year = {1978},
  doi = {10.7326/0003-4819-89-1-139\_2},
  url = {https://pubmed.ncbi.nlm.nih.gov/666162/},
  note = {Source identifier: 666162}
}