@misc{indiciae8e5efef27b92,
  title = {Grading dynamic capability of arterial collateral circulation.},
  author = {D E FitzGerald and R G Gosling and J P Woodcock},
  year = {1971},
  doi = {10.1016/s0140-6736(71)90784-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/4099221/},
  note = {Source identifier: 4099221}
}