@misc{indiciae9d9c97b60c73,
  title = {The double-line sign.},
  author = {J V Zurlo},
  year = {1999},
  doi = {10.1148/radiology.212.2.r99au13541},
  url = {https://pubmed.ncbi.nlm.nih.gov/10429715/},
  note = {Source identifier: 10429715}
}