Hepatic arterial infusion chemotherapy followed by sorafenib in patients with advanced hepatocellular carcinoma (HICS 55): an open label, non-comparative, phase II trial oleh Masahiro Hatooka, Tomokazu Kawaoka, Hiroshi Aikata, Yuki Inagaki, Kei Morio, Takashi Nakahara, Eisuke Murakami, Masataka Tsuge, Akira Hiramatsu, Michio Imamura, Yoshiiku Kawakami, Kazuo Awai, Keiichi Masaki, Koji Waki, Hirotaka Kohno, Hiroshi Kohno, Takashi Moriya, Yuko Nagaoki, Toru Tamura, Hajime Amano, Yoshio Katamura, Kazuaki Chayama