@misc{indiciaece7794877165,
  title = {Procedures in practice. Intravenous urography.},
  author = {B Cramer and G de Lacey},
  year = {1980},
  doi = {10.1136/bmj.281.6241.661},
  url = {https://pubmed.ncbi.nlm.nih.gov/7437757/},
  note = {Source identifier: 7437757}
}