@misc{indiciae5208be28e5e9,
  title = {[Recent technical advances in portable oxygen delivery systems].},
  author = {K Machida and Y Kawabe and M Mori and T Haga},
  year = {1992},
  url = {https://pubmed.ncbi.nlm.nih.gov/1434219/},
  note = {Source identifier: 1434219}
}