1. Department of Ophthalmology, Islamic Hospital, Amman, Jordan
2. Department of Clinical Medicine, Kasr Alainy Faculty of Medicine, Cairo University, Cairo, Egypt
3. Department of Clinical Medicine, School of Medicine, University of Jordan, Amman, Jordan
4. Department of Clinical Medical Sciences, Faculty of Medicine, Yarmouk University, Irbid, Jordan
5. Department of Nursing, Hamad Medical Corporation, Doha, Qatar
6. Department of Medical Oncology, Hematology Section, Hamad Medical Corporation, Doha, Qatar