@misc{indiciaec67077911701,
  title = {Precertification for PTCA.},
  author = {M L Carr},
  year = {1991},
  doi = {10.1002/ccd.1810230121},
  url = {https://pubmed.ncbi.nlm.nih.gov/1863967/},
  note = {Source identifier: 1863967}
}