Myocardial contractility, and the effects of beta-adrenergic blockade in hypothyroidism and hyperthyroidism.

@article{Howitt1968MyocardialCA,
  title={Myocardial contractility, and the effects of beta-adrenergic blockade in hypothyroidism and hyperthyroidism.},
  author={George Howitt and Derek John Rowlands and Donald Y. M. Leung and W F Logan},
  journal={Clinical science},
  year={1968},
  volume={34 3},
  pages={485-95}
}