@misc{indiciae198892950221,
  title = {Comparison between aortic annulus motion and mitral annulus motion obtained using echocardiography.},
  author = {K Emilsson and R Egerlid and B M Nygren},
  year = {2006},
  doi = {10.1111/j.1475-097x.2006.00684.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/16939501/},
  note = {Source identifier: 16939501}
}