@misc{indiciaebf04ae26128e,
  title = {[Technic and indications for gastric acidity determination].},
  author = {R Heschl and R Zeichen and B Kassl},
  year = {1970},
  url = {https://pubmed.ncbi.nlm.nih.gov/5536284/},
  note = {Source identifier: 5536284}
}