@misc{indiciae27aee6fc7cae,
  title = {Pericardial changes and left ventricular function in ankylosing spondylitis.},
  author = {A Shah and A D Askari},
  year = {1987},
  doi = {10.1016/0002-8703(87)90678-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/3591625/},
  note = {Source identifier: 3591625}
}