Jasani, MD G, MacNeal, DO, MPH J, Hirshon, MD, PhD JM. Emergency department active shooter training: A survey of current practices in 2020. Am J Disaster Med [Internet]. 2021 Dec. 1 [cited 2024 May 2];16(4):263-9. Available from: https://wmpllc.org/ojs/index.php/ajdm/article/view/3182