[1] University of California,Department of Emergency Medicine
[2] Banner – University Medical Center Phoenix,Department of Medical Toxicology
[3] Loma Linda University,Department of Emergency Medicine
[4] University of Utah,Department of Emergency Medicine
[5] University of Colorado School of Medicine,Department of Emergency Medicine, Division of Medical Toxicology
[6] American College of Medical Toxicology,undefined
[7] University of Texas Southwestern Medical Center,undefined