1. Department of Physiology, Pharmacology and Toxicology, Faculty of Medicine and Health Sciences, An-Najah National University, Nablus, State of Palestine
2. An-Najah Biosciences Unit, Centre for Poisons Control, Chemical and Biological Analyses, An-Najah National University, Nablus, State of Palestine
3. Department of Medicine, Faculty of Medicine and Health Sciences, An-Najah National University, Nablus, State of Palestine
4. An-Najah National Hospital, An-Najah National University, Nablus, State of Palestine