Ohio State University (OSU), University of the Basque Country, University of the Basque Country, University of Washington, Department of Emergency Medicine, Medical College of Wisconsin, Oregon Health and Science University, Oregon Health and Science University, Ohio State University (OSU), Ohio State University (OSU), affiliation not provided to SSRN, affiliation not provided to SSRN, University of Pittsburgh, University of Washington, University of Alabama at Birmingham, affiliation not provided to SSRN and University of Texas at Dallas - Southwestern Medical Center