1. Division of Clinical Toxicology, Department of Emergency Medicine, Virginia Commonwealth University Health System, Richmond, VA, USA
2. Departments of Emergency Medicine and Environmental Medicine, University of Rochester Medical Center, Rochester, NY, USA
3. Department of Public Health and Preventive Medicine, Université de Montréal, Montréal, Qc, Canada
4. Department of Emergency Medicine, SUNY Upstate Medical University and the Upstate NY Poison Center, Syracuse, NY, USA