@misc{indiciaeb9ee33684e63,
  title = {Capnometer readings at high altitude.},
  author = {M Hilberman},
  year = {1990},
  doi = {10.1097/00000542-199008000-00031},
  url = {https://pubmed.ncbi.nlm.nih.gov/2116746/},
  note = {Source identifier: 2116746}
}