@misc{indiciaeb18594821d7f,
  title = {[Left atrial thrombosis simulating mitral stenosis].},
  author = {Z Górko and Z Szymanik and R Zyss},
  year = {1967},
  url = {https://pubmed.ncbi.nlm.nih.gov/6040311/},
  note = {Source identifier: 6040311}
}