@misc{indiciae91a5a1914766,
  title = {Gallbladder contractility: variation in normal subjects.},
  author = {J J Donald and J S Fache and A R Buckley and H J Burhenne},
  year = {1991},
  doi = {10.2214/ajr.157.4.1892030},
  url = {https://pubmed.ncbi.nlm.nih.gov/1892030/},
  note = {Source identifier: 1892030}
}