Effect of pravastatin on survival in patients with advanced hepatocellular carcinoma. A randomized controlled trial. - Kawata,S.; Yamasaki,E.; Nagase,T.; Inui,Y.; Ito,N.; Matsuda,Y.; Inada,M.; Tamura,S.; Noda,S.; Imai,Y.; Matsuzawa,Y. (Br J Cancer, 2001)