@misc{indiciae702999a6b7d6,
  title = {Gastroscopy in elderly patients.},
  author = {G Bianchi Porro and M Lazzaroni and M Petrillo},
  year = {1982},
  url = {https://pubmed.ncbi.nlm.nih.gov/7105801/},
  note = {Source identifier: 7105801}
}