@misc{indiciae55daafa252eb,
  title = {Operational experience with Kanne ionization chambers.},
  author = {J E HOY},
  year = {1961},
  doi = {10.1097/00004032-196109000-00015},
  url = {https://pubmed.ncbi.nlm.nih.gov/14449430/},
  note = {Source identifier: 14449430}
}