@misc{indiciae13bfe387901e,
  title = {Ectopic intratracheal thyroid presenting as bronchial asthma.},
  author = {M S al-Hajjaj},
  year = {1991},
  doi = {10.1159/000195956},
  url = {https://pubmed.ncbi.nlm.nih.gov/1792428/},
  note = {Source identifier: 1792428}
}