@misc{indiciae811bc4b25fdf,
  title = {[Open heart surgery].},
  author = {O PERASALO and P I HALONEN and L TELIVUO and K PYORALA and L LOUHIMO and E MERIKALLIO},
  year = {1961},
  url = {https://pubmed.ncbi.nlm.nih.gov/13734205/},
  note = {Source identifier: 13734205}
}