@misc{indiciaebeff236dfa28,
  title = {Improving the intravenous pyelogram: an experimental study.},
  author = {P G KEATES},
  year = {1953},
  doi = {10.1111/j.1464-410x.1953.tb09287.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13115676/},
  note = {Source identifier: 13115676}
}