1 Department of Anesthesiology, University of Maryland School of Medicine, Division of Trauma Anesthesiology, R Adams Cowley Shock Trauma Center, 22 Greene Street, Baltimore, MD 21201, USA. Electronic address: [email protected].
2 University of Texas Southwestern Medical Center, Children's Medical Center and Children's Health System of Texas, D2073.03, 1935 Medical District Drive, Dallas, TX 75235, USA. Electronic address: [email protected].
3 Department of Anesthesiology and Critical Care Keck School of Medicine of the University of Southern California, 1450 San Pablo Street, Suite 3600, Los Angeles, CA 90033, USA. Electronic address: [email protected].