@misc{indiciaeaa9f3c4a6044,
  title = {Off-pump coronary artery bypass (OPCAB) surgery.},
  author = {Christoph Schmitz and Armin Welz},
  year = {2002},
  url = {https://pubmed.ncbi.nlm.nih.gov/12384876/},
  note = {Source identifier: 12384876}
}