Hamza Mohammad Abdul-Ghani
College of Medicine, King Saud University, P.O. Box 230155, Riyadh 11321, Kingdom of Saudi Arabia
Gominda G. Ponnamperuma
College of Medicine, University of Colombo, Colombo, Sri Lanka
Farah Ahmad
Department of Medical Education, College of Medicine, King Saud University, P.O. Box 230155, Riyadh 11321, Kingdom of Saudi Arabia
Zubair Amin
Department of Pediatrics, College of Medicine, National University of Singapore, Singapore