Authors' Affiliations: 1Laboratory of Human Carcinogenesis, National Cancer Institute, National Institutes of Health, Bethesda, Maryland; 2Liver Cancer Institute & Zhongshan Hospital, Fudan University, Shanghai, China; 3Laboratory of Experimental Carcinogenesis, National Cancer Institute, National Institutes of Health, Bethesda, Maryland; and 4National Laboratory of Molecular Oncology, Cancer Institute, Chinese Academy of Medical Sciences, Beijing, China(2010-12-14時点)