@misc{indiciaeea199844fc35,
  title = {Multiple and diffuse ureteral filling defects.},
  author = {B Williamson and G W Hartman and R R Hattery},
  year = {1986},
  doi = {10.1016/0037-198x(86)90021-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/3726563/},
  note = {Source identifier: 3726563}
}