RT Journal Article SR Electronic T1 Response to mass casualty events: from the battlefield to the Stop the Bleed campaign JF Trauma Surgery & Acute Care Open FD BMJ Publishing Group Ltd SP e000023 DO 10.1136/tsaco-2016-000023 VO 1 IS 1 A1 Knudson, M Margaret A1 Velmahos, George A1 Cooper, Zara R YR 2016 UL http://tsaco.bmj.com/content/1/1/e000023.abstract AB In the aftermath of a number of episodes of mass casualty events, we must be reminded of how important it is to be prepared and to reflect on the knowledge accumulated over the past 15 years of war in Iraq and Afghanistan.