Nafees, Muhammad, Ghulam Abbas, and Muhammad Saqib. “VALIDITY OF ULTRASOUND IN DIAGNOSIS OF LIVER FIBROSIS RESULTING FROM CHRONIC VIRAL HEPATITIS”. Pakistan Armed Forces Medical Journal 61, no. 4 (December 31, 2011): 585–9. Accessed January 20, 2025. https://pafmj.org/PAFMJ/article/view/1143.