1. Toxikon Consortium, Chicago, IL, USA;
2. Department of Emergency Medicine, Division of Medical Toxicology, Cook County Health, Chicago, IL, USA;
3. Illinois Poison Center, Chicago, IL, USA;
4. Illinois Department of Public Health, Springfield, IL, USA;
5. Department of Emergency Medicine, Division of Medical Toxicology, UI Health, Chicago, IL, USA;
6. Department of Emergency Medicine, Division of Medical Toxicology, Rush University Medical Center, Chicago, IL, USA;
7. Department of Psychiatry, Rush University Medical Center, Chicago, IL, USA