@misc{indiciae8867f48e27ca,
  title = {Botulinum toxin injection after biliary sphincterotomy.},
  author = {P B Cotton and R H Hawes},
  year = {2004},
  doi = {10.1055/s-2004-825705},
  url = {https://pubmed.ncbi.nlm.nih.gov/15280987/},
  note = {Source identifier: 15280987}
}