Fig. 2From: EBV antibody and gastric cancer risk: a population-based nested case-control study in southern ChinaBoxplots of the distribution of rOD of EBNA1-IgA (Panel A) and VCA-IgA (Panel B) in gastric cancer cases and controls. Differences were compared by Wilcoxon rank-sum testAbbreviations: EBNA1: Epstein-Barr nuclear antigen 1; VCA: Viral capsid antigen; IgA: Immunoglobulin A; rOD: relative optical densityBack to article page