@misc{indiciae0b24a3cf4c40,
  title = {Multilevel likelihood ratios for identifying exudative pleural effusions(*).},
  author = {John E Heffner and Steven A Sahn and Lee K Brown},
  year = {2002},
  doi = {10.1378/chest.121.6.1916},
  url = {https://pubmed.ncbi.nlm.nih.gov/12065357/},
  note = {Source identifier: 12065357}
}