1. Shah VH, Kamath PS Portal hypertension and variceal bleeding. Sleisenger and Fordtran’s Gastrointestinal and Liver Disease. 11th Edition, Elsevier, 2020.
2. Grace ND, Stoffel EM, Puleo J Portal hypertension and gastrointestinal bleeding. Handbook of Liver Disease. 4th Edition, Elsevier, 2017.
3. Garcia-Tsao G, Abraldes JG, Berzigotti A, Bosch J Portal hypertensive bleeding in cirrhosis: risk stratification, diagnosis, and management. Hepatology. 2017;65(1):310-335.