@misc{indiciaee15f40eea34a,
  title = {Asymptomatic left lower thoracic mass.},
  author = {J V Richardson and R B George},
  year = {1974},
  doi = {10.1378/chest.65.5.556},
  url = {https://pubmed.ncbi.nlm.nih.gov/4826031/},
  note = {Source identifier: 4826031}
}