@misc{indiciae103d60f304c5,
  title = {[Technical problems in coronary bypass surgery (author's transl)].},
  author = {R W Hacker},
  year = {1977},
  doi = {10.1055/s-0028-1096709},
  url = {https://pubmed.ncbi.nlm.nih.gov/302504/},
  note = {Source identifier: 302504}
}