@misc{indiciae7b0868caaf1c,
  title = {Mitral annular motion: physiologic significance.},
  author = {G Keren},
  doi = {10.1016/s0894-7317(14)80303-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/2310597/},
  note = {Source identifier: 2310597}
}