Tahir, M. and Gilkison, W. (2017) “OPEN ACCESS UPPER GASTROINTESTINAL ENDOSCOPY: FINANCIAL BURDEN OR BENEFIT FOR HOSPITALS?”, KHYBER MEDICAL UNIVERSITY JOURNAL, 8(4), p. 167. Available at: https://www.kmuj.kmu.edu.pk/article/view/15900 (Accessed: 20 April 2024).