1. Anwaar A. Khan:
Department of Gastroenterology, Shaikh Zayed Postgraduate Medical Institute, Lahore, Pakistan
2. S. Waqar H. Shah:
Department of Gastroenterology, Shaikh Zayed Postgraduate Medical Institute, Lahore, Pakistan
3. Altaf Alam:
Department of Gastroenterology, Shaikh Zayed Postgraduate Medical Institute, Lahore, Pakistan
4. Arshad K. Butt:
Department of Gastroenterology, Shaikh Zayed Postgraduate Medical Institute, Lahore, Pakistan
5. F. Shafqat:
Department of Gastroenterology, Shaikh Zayed Postgraduate Medical Institute, Lahore, Pakistan
6. K. Malik:
Department of Gastroenterology, Shaikh Zayed Postgraduate Medical Institute, Lahore, Pakistan
7. J. Amin:
Department of Gastroenterology, Shaikh Zayed Postgraduate Medical Institute, Lahore, Pakistan