The distributions of SiO_3-Si, PO_4-P, NO_3-N and NO_2-N concentrations in the seawater, iceand snow from 82°45′21″W, 88°01′20″N to the North Pole are re
AIM:To evaluate the clinical significance of CpG island methylator phenotype(CIMP) in plasma and its asso-ciation with hepatocellular carcinoma(HCC) progress.ME