Tingle  SJ, Thompson  ER, Figueiredo  RS, Mahendran  B, Pandanaboyana  S, Wilson  CH. Machine perfusion in liver transplantation: a network meta‐analysis. Cochrane Database of Systematic Reviews 2021, Issue 7. Art. No.: CD014685. DOI: 10.1002/14651858.CD014685. Accessed 19 July 2021.