@misc{indiciae6f5b004aed97,
  title = {Efficient oxygen mask for patients undergoing hyperbaric oxygen therapy.},
  author = {P J Sheffield and R L Stork and T R Morgan},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/871282/},
  note = {Source identifier: 871282}
}