@misc{indiciaeb82c2e88b5ce,
  title = {Studies on the coronary microcirculation by direct visualization.},
  author = {R J Bing and H Wayland and A Rickart and K Hellberg},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5002374/},
  note = {Source identifier: 5002374}
}