@misc{indiciaeba6656ac124b,
  title = {Echocardiography and left ventricular function.},
  author = {C M Cottrill},
  year = {1990},
  doi = {10.1111/j.2042-3306.1990.tb04297.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2269257/},
  note = {Source identifier: 2269257}
}