Roccarina D, Best LMJ, Freeman SC, Roberts D, Cooper NJ, Sutton AJ, Benmassaoud A, Plaz Torres MCorina, Iogna Prat L, Csenar M, Arunan S, Begum T, Milne EJ, Tapp M, Pavlov CS, Davidson BR, Tsochatzis E, Williams NR, Gurusamy KS. Primary prevention of variceal bleeding in people with oesophageal varices due to liver cirrhosis: a network meta‐analysis. Cochrane Database of Systematic Reviews 2021, Issue 4. Art. No.: CD013121. DOI: 10.1002/14651858.CD013121.pub2. Accessed 06 April 2021.