@misc{indiciae4c68549e2412,
  title = {The "neck sign" in scleroderma.},
  author = {A J Barnett},
  year = {1989},
  doi = {10.1002/anr.1780320215},
  url = {https://pubmed.ncbi.nlm.nih.gov/2920055/},
  note = {Source identifier: 2920055}
}