Parveen, Memoona Assessment of severity of portal hypertension by Doppler US hepatic vein wave form and its correlation with hepatic vein pressure gradient and liver stiffness / by Memoona Parveen ; supervised by Masood Anwar Qureshi - Karachi 2021 ISBN: 9789696851349 Subjects--Topical Terms: Masters of PhilosophyPhysiology