1. Department of Cardiology, Heart Centre, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia,
2. Department of Medicine, Alfaisal University, Riyadh, Saudi Arabia,
3. Department of Pharmacology, College of Medicine, Alfaisal University, Riyadh, Saudi Arabia,
4. Clinical Audiology, Department of Otolaryngology, Head & Neck Surgery and Communication Sciences, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia,
5. Department of Cell Biology and the National Biotechnology Centre, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, and
6. Department of Comparative Medicine, King Faisal Specialist Hospital & Research Center, Riyadh, Saudi Arabia