@misc{indiciae1e880dea5b88,
  title = {Fiber optic calculi detector.},
  author = {D R Krawitt},
  year = {1973},
  doi = {10.1016/0090-4295(73)90225-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4766861/},
  note = {Source identifier: 4766861}
}