Steele Mark T, Walsh Irene
Department of Emergency Medicine, Truman Medical Center, University of Missouri-Kansas City School of Medicine, Kansas City, MO.
Department of Emergency Medicine, Children's Mercy Hospital, University of Missouri-Kansas City, Kansas City, MO.
Ann Emerg Med. 2015 Mar;65(3):335. doi: 10.1016/j.annemergmed.2014.12.007.