@misc{indiciae34d2b660a8b9,
  title = {MEDIASTINOSCOPY.},
  author = {H C NOHL-OSER},
  year = {1965},
  doi = {10.1136/bmj.1.5443.1167},
  url = {https://pubmed.ncbi.nlm.nih.gov/14273524/},
  note = {Source identifier: 14273524}
}