@misc{indiciaee479e70f3601,
  title = {Response contingency and human gastric acidity.},
  author = {A Norman},
  year = {1969},
  doi = {10.1111/j.1469-8986.1969.tb02870.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5812329/},
  note = {Source identifier: 5812329}
}