@misc{indiciae4b99acfae1ac,
  title = {Sparing blood.},
  author = {U Bucher and A Hässig},
  year = {1969},
  doi = {10.1016/s0140-6736(69)91335-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4179387/},
  note = {Source identifier: 4179387}
}