Re: "abnormal" response of ejection fraction caused by region-of-interest selection.

@article{Goris1981ReR,
  title={Re: "abnormal" response of ejection fraction caused by region-of-interest selection.},
  author={Michael L. Goris},
  journal={Journal of nuclear medicine : official publication, Society of Nuclear Medicine},
  year={1981},
  volume={22 12},
  pages={1098-9}
}