@misc{indiciae285a8608a2ac,
  title = {The rectum-liver temperature gradient in man.},
  author = {W GRAF and K GRAF},
  year = {1957},
  doi = {10.1111/j.1748-1716.1957.tb01515.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13497764/},
  note = {Source identifier: 13497764}
}