1. Department of Pharmacology, Faculty of Pharmacy, University of Sana’a, Sana’a, Yemen
2. Department of Biochemistry & Molecular Biology, Faculty of Medicine and Health Sciences, University of Sana’a, Sana’a, Yemen
3. Department of Forensic Medicine & Clinical Toxicology, Faculty of Medicine and Health Sciences, University of Sana’a, Sana’a, Yemen