1. Medical Toxicology and Drug Abuse Research Center (MTDRC), Birjand University of Medical Sciences (BUMS), Birjand, Iran
2. School of Medicine, University of Colorado, Aurora, CO, USA
3. Arizona Poison & Drug Information Center, the University of Arizona, college of pharmacy and university of Arizona, college of medicine, Tucson, Arizona, USA
4. Department of Medical toxicology, Rocky Mountain Poison and Drug Safety, Denver, CO, USA