@misc{indiciaeb9f036473ed8,
  title = {Coronary collateral circulation.},
  author = {D C Levin and M Kauff and H A Baltaxe},
  year = {1973},
  doi = {10.2214/ajr.119.3.463},
  url = {https://pubmed.ncbi.nlm.nih.gov/4758314/},
  note = {Source identifier: 4758314}
}