<p>Abbreviations: H, high tumor stage; L, low tumor stage.</p><p>a, b, and c designate comparison between the indicated two groups.</p><p><i>P</i> values:</p><p><sup>a</sup>0.0275;</p><p><sup>b</sup>0.0385;</p><p><sup>c</sup>< 1x10<sup>-6</sup></p><p>Analysis of CA-IX protein expression in 227 patients with surgically resectable primary hepatocellular carcinoma stratified by gender and tumor stage</p
