1. King Abdullah International Medical Research Center, King Saud bin Abdulaziz University for Health Sciences, Faculty of Medicine & Applied Medical Sciences, King Abdulaziz Medical City, Jeddah, Saudi Arabia
2. Toxicology Regional Laboratory, Jeddah, Saudi Arabia
3. Department of Clinical Biochemistry, Faculty of Medicine, and Food, Nutrition and Lifestyle Research Unit, King Fahad Medical Research Centre, King Abdulaziz University, Jeddah, Saudi Arabia
4. Division of Medical Education, Brighton and Sussex Medical School, Mayfield House, Falmer, Brighton, UK