@misc{indiciae278e37a042e9,
  title = {Biliary lithotripsy.},
  author = {J B Prystowsky and D L Nahrwold and R V Rege},
  year = {1990},
  doi = {10.1016/0011-3840(90)90019-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/2209071/},
  note = {Source identifier: 2209071}
}