@misc{indiciaeaa4726fcd2c3,
  title = {ECG record during changes in oesophageal pH.},
  author = {M Wani and S Hishon},
  year = {1990},
  doi = {10.1136/gut.31.2.127},
  url = {https://pubmed.ncbi.nlm.nih.gov/2311968/},
  note = {Source identifier: 2311968}
}