1. Faculty of Medicine, University of Kalamoon, Al-Nabk, Syria
2. Al-Dandashi National Group, Yaafour, Damascus, Syria
3. Department of Clinical Medical Sciences, Faculty of Medicine, Yarmouk University, Irbid, Jordan
4. Faculty of Medicine, Damascus University, Damascus, Syria
5. Faculty of Medicine, University of Aleppo, Aleppo, Syria
6. Department of Urology, Al-Kalamoon Hospital, Al-Nabk, Syria
7. Department of General Surgery, Al-Kalamoon Hospital, Al-Nabk, Syria