1 Department of Ophthalmology and Vision Sciences, University of Toronto, Toronto, ON; Department of Ophthalmology, King Faisal Specialist and Research Centre, Riyadh, Saudi Arabia. Electronic address: WAlsarhani@gmail.com.
2 Department of Ophthalmology and Vision Sciences, University of Toronto, Toronto, ON; College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.
3 Anterior Segment Department, King Khaled Eye Specialist Hospital, Riyadh, Saudi Arabia.
4 College of Computer and Information Sciences, Princess Nourah Bint Abdulrahman University, Riyadh, Saudi Arabia.
5 Ministry of Health, Riyadh, Saudi Arabia.
6 Department of Ophthalmology, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
7 Department of Ophthalmology, College of Medicine, King Saud University, Riyadh, Saudi Arabia; Department of Ophthalmology, College of Medicine, Jouf University, Sakakah, Saudi Arabia.