@misc{indiciae5417db25d5b8,
  title = {Gallbladder operations: a population-based analysis.},
  author = {S M Cageorge and L L Roos and R Danzinger},
  year = {1981},
  doi = {10.1097/00005650-198105000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/7230941/},
  note = {Source identifier: 7230941}
}