@inbook{1174514806,
author={Shalender Bhasin and Michael P. O’Leary and Shehzad S. Basaria},
title={Preface},
booktitle={Essentials of Men’s Health},
publisher={McGraw Hill},
address={New York, NY},
year={2021},
url={accessmedicine.mhmedical.com/content.aspx?aid=1174514806}
}