1 Department of Emergency Medicine, SUNY Downstate Medical Center/Kings County Hospital Medical Center, Brooklyn, NY. Electronic address: Richard.Sinert@downstate.edu.
2 Department of Emergency Medicine and Cardiovascular Research Institute, Wayne State University, Detroit, Mich.
3 Department of Internal Medicine, University of Cincinnati, Cincinnati, Ohio.
4 Emergency Department, Manchester Royal Infirmary, Manchester Academic Health Science Centre, Manchester, United Kingdom; Cardiovascular Sciences Research Group, The University of Manchester, Manchester, United Kingdom.
5 Department of Emergency Medicine, Queen's University, Kingston, Ontario, Canada.
6 Department of Emergency Medicine, University of Cincinnati, Cincinnati, Ohio.