@misc{indiciaecefd6af1c339,
  title = {An improved design for general purpose diffusion chambers.},
  author = {G L Bartlett and R T Prehn},
  year = {1969},
  doi = {10.1097/00007890-196903000-00025},
  url = {https://pubmed.ncbi.nlm.nih.gov/5779103/},
  note = {Source identifier: 5779103}
}