@misc{indiciae3723c818c599,
  title = {Misleading P.B.I.},
  author = {A E Sonnen},
  year = {1971},
  doi = {10.1016/s0140-6736(71)90467-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/4105692/},
  note = {Source identifier: 4105692}
}