@misc{indiciae68ecfe50ccc5,
  title = {Percutaneous upper urinary tract dynamics in equivocal obstruction.},
  author = {R H Whitaker},
  year = {1981},
  doi = {10.1007/bf02926722},
  url = {https://pubmed.ncbi.nlm.nih.gov/7257019/},
  note = {Source identifier: 7257019}
}