@misc{indiciaeb6986951311a,
  title = {Lower lung field tuberculosis.},
  author = {S C Chang and P Y Lee and R P Perng},
  year = {1987},
  doi = {10.1378/chest.91.2.230},
  url = {https://pubmed.ncbi.nlm.nih.gov/3802933/},
  note = {Source identifier: 3802933}
}