1. Associate Professor in the Department of Anesthesiology, Department of Anesthesiology, Shock Trauma Anesthesiology Research Center, University of Maryland School of Medicine, Baltimore, Maryland 21201, USA
2. Medical Student, Department of Anesthesiology, Shock Trauma Anesthesiology Research Center, University of Maryland School of Medicine, Baltimore, Maryland 21201, USA
3. Professor, Department of Anesthesiology, Shock Trauma Anesthesiology Research Center, University of Maryland School of Medicine, Baltimore, Maryland 21201, USA