1. Department of Surgery, Trauma Surgery, Hamad Medical Corporation, Doha, Qatar
2. Department of Anesthesiology, Hamad Medical Corporation, Doha, Qatar
3. Department of Surgery, Trauma Surgery, Clinical Research, Hamad Medical Corporation, Doha, Qatar
4. Clinical Medicine, Weill Cornell Medical College, Doha, Qatar
5. Department of Surgery, Trauma and Vascular Surgery, Hamad Medical Corporation, Doha, Qatar