[1] Liverpool Univ Hosp NHS FT, Hepatobiliary Surg, Liverpool, England
[2] Univ Liverpool, Inst Syst Integrat & Mol Biol, Dept Pharmacol & Therapeut, Liverpool, England
[3] Clatterbridge Canc Ctr, Liverpool, England
[4] Univ Liverpool, Liverpool Expt Canc Med Ctr, Liverpool, England