@misc{indiciae44336cfb062b,
  title = {Nitrous oxide levels during retinal cryosurgery.},
  author = {D F Marcus and S Gawecki},
  year = {1981},
  doi = {10.1001/archopht.1981.03930010459013},
  url = {https://pubmed.ncbi.nlm.nih.gov/7213165/},
  note = {Source identifier: 7213165}
}