5 Seton Event Medicine Institute (SEMI), University Medical Center Brackenridge, 1400 North IH-35, CEC 2.230, Austin, TX 78701 Emergency Department, Department of Surgery and Perioperative Care, Dell Medical School at the University of Texas at Austin, 1400 Barbara Jordan Blvd, Suite 1.114, Austin, TX 78723.4 Seton Event Medicine Institute (SEMI), University Medical Center Brackenridge, 1400 North IH-35, CEC 2.230, Austin, TX 78701 City of Austin EMS, Department of Surgery and Perioperative Care, Dell Medical School at the University of Texas at Austin, 1400 Barbara Jordan Blvd, Suite 1.114, Austin, TX 78723.3 Seton Event Medicine Institute (SEMI), University Medical Center Brackenridge, 1400 North IH-35, CEC 2.230, Austin, TX 78701 General Surgery, Department of Surgery and Perioperative Care, Dell Medical School at the University of Texas at Austin, 1400 Barbara Jordan Blvd, Suite 1.114, Austin, TX 78723.Electronic address: 2 Emergency Medicine, Department of Surgery and Perioperative Care, Dell Medical School at the University of Texas at Austin, 1400 Barbara Jordan Blvd, Suite 1.114, Austin, TX 78723 Seton Event Medicine Institute (SEMI), University Medical Center Brackenridge, 1400 North IH-35, CEC 2.230, Austin, TX 78701. 1 Emergency Medicine, Department of Surgery and Perioperative Care, Dell Medical School at the University of Texas at Austin, 1400 Barbara Jordan Blvd, Suite 1.114, Austin, TX 78723 Seton Event Medicine Institute (SEMI), University Medical Center Brackenridge, 1400 North IH-35, CEC 2.230, Austin, TX 78701.