@misc{indiciaef027ff46dbc5,
  title = {Retroperitoneal sarcoidosis.},
  author = {D B Bach and A D Vellet},
  year = {1991},
  doi = {10.2214/ajr.156.3.1899748},
  url = {https://pubmed.ncbi.nlm.nih.gov/1899748/},
  note = {Source identifier: 1899748}
}