1 Department of Emergency Medicine, University of Maryland School of Medicine, 110 South Paca Street, 6th Floor, Suite 200, Baltimore, MD 21201, USA. Electronic address: gwilkerson@som.umaryland.edu.
2 Department of Emergency Medicine, Ochsner Health System, Ochsner Emergency Department, 1514 Jefferson Highway, New Orleans, LA 71021, USA. Electronic address: salvador.suau@ochsner.org.