1. Indiana Poison Center, Indiana University Health, Indianapolis, IN, USA;
2. Department of Emergency Medicine, Oregon Poison Center, Oregon Health & Science University, Portland, OR, USA;
3. Department of Biopharmaceutical Sciences, University of California, San Francisco, CA, USA;
4. Department of Medical Toxicology, Banner Good Samaritan Medical Center, Phoenix, AZ, USA;
5. American Association of Poison Control Centers, Alexandria, VA, USA;
6. Florida/USVI Poison Information Center - Jacksonville, Shands Jacksonville Medical Center, Jacksonville, FL, USA