1. From the Department of Internal Medicine, Dow University of Health Sciences, Ojha Campus, Karachi, Sindh, Pakistan
2. From the Department of General Surgery, Liaquat National Hospital and Medical College, Karachi, Sindh, Pakistan
3. From the Department of Emergency Medicine, Liaquat National Hospital and Medical College, Karachi, Sindh, Pakistan
4. From the Department of Internal Medicine, Liaquat National Hospital and Medical College, Karachi, Sindh, Pakistan
5. From the Department of Gastroenterology, Liaquat National Hospital and Medical College, Karachi, Sindh, Pakistan