EGFR and hepatocellular carcinoma: No significant association was detected between EGFR overexpression and tissues (matched noncancerous liver and HCC), age, sex, tumor size, AFP, HBsAg, TP53 as well as Ki-67 (as shown in Supplementary data Table 1 (see Supplementary Material available online at http://dx.doi.org/10.1155/2015/171845)).