@misc{indiciae189720c9c617,
  title = {Barrett's oesophagus.},
  author = {R C Heading},
  year = {1987},
  doi = {10.1136/bmj.294.6570.461},
  url = {https://pubmed.ncbi.nlm.nih.gov/3103726/},
  note = {Source identifier: 3103726}
}