@misc{indiciae9643760e3d91,
  title = {OBSERVATIONS ON DRIP-CHAMBERS.},
  author = {D J WATERS and C WATSON},
  year = {1964},
  doi = {10.1111/j.1365-2044.1964.tb03681.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/14114435/},
  note = {Source identifier: 14114435}
}