@misc{indiciae86e694a2b7e9,
  title = {Percutaneous kidney stone removal.},
  author = {P Alken and G Hutschenreiter and R Günther},
  year = {1982},
  doi = {10.1159/000473540},
  url = {https://pubmed.ncbi.nlm.nih.gov/7117345/},
  note = {Source identifier: 7117345}
}