Huang X, Cong X, Yang D, Ji L, Liu Y, Cui X, Cai J, He S, Zhu C, Ni R, Zhang Y. Identification of Gem as a new candidate prognostic marker in hepatocellular carcinoma. Pathology - Research and Practice. 2014 Nov;210(11):719–25. doi: 10.1016/j.prp.2014.07.001.