@misc{indiciae354069b157ce,
  title = {Letter: Postoperative immunosuppression.},
  author = {J E Parker},
  year = {1974},
  doi = {10.1016/s0140-6736(74)90186-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4139566/},
  note = {Source identifier: 4139566}
}