@inbook{1190155407,
author={Gary V. Heller and Robert C. Hendel},
title={Preface},
booktitle={Nuclear Cardiology: Practical Applications, 4e},
publisher={McGraw Hill LLC},
address={New York, NY},
year={2022},
url={accesscardiology.mhmedical.com/content.aspx?aid=1190155407}
}