@misc{indiciaeffa154722aec,
  title = {Gallbladder stones: shockwave therapy.},
  author = {M Sackmann},
  year = {1992},
  doi = {10.1016/0950-3528(92)90048-j},
  url = {https://pubmed.ncbi.nlm.nih.gov/1486210/},
  note = {Source identifier: 1486210}
}