Fig. 2From: Decreased macrophage inflammatory protein (MIP)-1α and MIP-1β increase the risk of developing nasopharyngeal carcinomaMacrophage inflammatory protein (MIP)-1α and MIP-1β serum level correlations among control subjects in case–control and nested case–control studies. a Hospital-based case–control study; b nested case–control study based on the NPC Screening Trial in Sihui. MIP macrophage inflammatory protein, ρ Spearman’s correlation coefficientBack to article page