@misc{indiciae8a0b58ed9309,
  title = {Difference in haemodynamic response to prostaglandins A and E.},
  author = {H Kannegiesser and J B Lee},
  year = {1971},
  doi = {10.1038/229498a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4925213/},
  note = {Source identifier: 4925213}
}