@misc{indiciae38903fcf828f,
  title = {Intragastric pH measurement using a novel disposable sensor.},
  author = {M J Heath and J D Owen and S W Sanders and K G Tolman},
  year = {1988},
  doi = {10.1007/bf00717996},
  url = {https://pubmed.ncbi.nlm.nih.gov/3379184/},
  note = {Source identifier: 3379184}
}