@inbook{1164203483, author={Andrew J. Lechner and George M. Matuschak and David S. Brink}, title={Preface}, booktitle={Respiratory: An Integrated Approach to Disease}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2019}, url={accessmedicine.mhmedical.com/content.aspx?aid=1164203483} }