1. MUHAMMAD SAQIB:
Shaikh Zayed Hospital, Federal Postgraduate Medical Institute,Lahore,Pakistan
2. TALHA MAHMUD:
Department of Pulmonology, Shaikh Zayed Hospital, Federal Postgraduate Medical Institute,Lahore,Pakistan
3. RABBIA ABBAS:
Shaikh Zayed Hospital, Federal Postgraduate Medical Institute,Lahore,Pakistan
4. MUHAMMAD AHMED:
Shaikh Zayed Hospital, Federal Postgraduate Medical Institute,Lahore,Pakistan