Bollard Edward R
Department of Medicine, Penn State-Hershey Medical Center/Penn State University College of Medicine, 500 University Drive, PO Box 850 (Mail Code H039), Hershey, PA 17033-0850, USA.
Med Clin North Am. 2015 Sep;99(5):xv-xvi. doi: 10.1016/j.mcna.2015.07.002.