@misc{indiciaee3b7d2e63b1a,
  title = {Biliary motility.},
  author = {P A Grace and G J Poston and R C Williamson},
  year = {1990},
  doi = {10.1136/gut.31.5.571},
  url = {https://pubmed.ncbi.nlm.nih.gov/2190869/},
  note = {Source identifier: 2190869}
}