@misc{indiciae7412e17bcd00,
  title = {Toxic gases.},
  author = {G Matthews},
  year = {1989},
  doi = {10.1136/pgmj.65.762.224},
  url = {https://pubmed.ncbi.nlm.nih.gov/2687827/},
  note = {Source identifier: 2687827}
}