@misc{indiciaed8532777d8ed,
  title = {An intragastric cardiac pacemaker.},
  author = {H A Samaan},
  year = {1973},
  doi = {10.1136/thx.28.1.113},
  url = {https://pubmed.ncbi.nlm.nih.gov/4685206/},
  note = {Source identifier: 4685206}
}