@misc{indiciae800cfc792b62,
  title = {An instant working level meter for uranium mines.},
  author = {P G Groer and R D Evans and D A Gordon},
  year = {1973},
  doi = {10.1097/00004032-197304000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/4698180/},
  note = {Source identifier: 4698180}
}