@inbook{1159804834, author={Daniel W. Weingrow and Jacob Lentz}, editor={Reichman, Eric F.}, title={Ventricular Shunt Evaluation and Aspiration}, booktitle={Reichman's Emergency Medicine Procedures, 3e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2018}, url={accessemergencymedicine.mhmedical.com/content.aspx?aid=1159804834} }