Fig. 1

Structure of sample selection. All subjects were selected from our two cohort studies, including 133 GC cases, 285 SG/mild CAG, 99 IM and 105 DYSs
Structure of sample selection. All subjects were selected from our two cohort studies, including 133 GC cases, 285 SG/mild CAG, 99 IM and 105 DYSs