@inbook{1121737070,
author={Dean R. Hess and Robert M. Kacmarek},
title={Mobilization and Portable Ventilation},
booktitle={Essentials of Mechanical Ventilation, 3e},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2014},
url={accessanesthesiology.mhmedical.com/content.aspx?aid=1121737070}
}