Llovet JM, Ricci S, Mazzaferro V, et al. Sorafenib in advanced hepatocellular carcinoma. N Engl J Med. 2008 ; 359 : 378-90.
Cheng AL, Kang YK, Chen Z, et al. Efficacy and safety of sorafenib in patients in the Asia-Pacific region with advanced hepatocellular carcinoma a phase III randomised, double-blind, placebo-controlled trial. Lancet Oncol. 2009 ; 10 : 25-34.