@misc{indiciaeefc9f19ac39d,
  title = {The lower oesophageal ring.},
  author = {C A Wiggins},
  year = {1967},
  doi = {10.1111/j.1440-1673.1967.tb01514.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6074252/},
  note = {Source identifier: 6074252}
}