@inbook{1175899390,
author={Louise C. Walter and Anna Chang and Pei Chen and G. Michael Harper and Josette Rivera and Rebecca Conant and Daphne Lo and Michi Yukawa},
title={Preface},
booktitle={Current Diagnosis & Treatment Geriatrics, 3e},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2021},
url={accessmedicine.mhmedical.com/content.aspx?aid=1175899390}
}