@misc{indiciae4cf517372955,
  title = {Syncope on swallowing.},
  author = {R P Sapru and P H Griffiths and A Guz and J Eisele},
  year = {1971},
  doi = {10.1136/hrt.33.4.617},
  url = {https://pubmed.ncbi.nlm.nih.gov/5557503/},
  note = {Source identifier: 5557503}
}