@misc{indiciae125e4a34b50b,
  title = {Gamma-gamma coincidence detector.},
  author = {M D Powell and W G Monahan and J W Beattie},
  year = {1970},
  doi = {10.1148/10.1148/94.1.197a},
  url = {https://pubmed.ncbi.nlm.nih.gov/5410344/},
  note = {Source identifier: 5410344}
}