Nasir, Khawaja Kamal, Faraz Mansoor, Imran Mohammad Khan, Ayaz -bin- Zafar, Safdar Ali, and Jawad Ahmad. 2004. “EFFECTIVENESS OF COMBINED THORACIC EPIDURAL AND LIGHT GENERAL ANAESTHESIA IN PATIENTS UNDERGOING NON-CARDIAC THORACIC SURGERY”. Journal of Ayub Medical College Abbottabad 16 (2). https://www.jamc.ayubmed.edu.pk/index.php/jamc/article/view/4049.