@misc{indiciae92bcd433fc7a,
  title = {Superior vena cava obstruction: a venographic classification.},
  author = {W Stanford and H Jolles and S Ell and L C Chiu},
  year = {1987},
  doi = {10.2214/ajr.148.2.259},
  url = {https://pubmed.ncbi.nlm.nih.gov/3492099/},
  note = {Source identifier: 3492099}
}