Grading, staging and scoring of left-ventricular hypertrophy, left-ventricular dilatation, asymptomatic left-ventricular dysfunction and chronic heart failure.

@article{Field1999GradingSA,
  title={Grading, staging and scoring of left-ventricular hypertrophy, left-ventricular dilatation, asymptomatic left-ventricular dysfunction and chronic heart failure.},
  author={Mark L Field and Andrew J. Stewart Coats},
  journal={European heart journal},
  year={1999},
  volume={20 17},
  pages={1224-33}
}