@misc{indiciaef6de795a0e55,
  title = {Methane accumulation during closed-circuit anesthesia.},
  author = {G Rolly and L F Versichelen and E Mortier},
  year = {1994},
  url = {https://pubmed.ncbi.nlm.nih.gov/8067561/},
  note = {Source identifier: 8067561}
}