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Figure 4: Individual differences in the change in salivary CgA levels. Twenty subjects were divided into fi ve clusters by cluster analysis (Clusters AE). Symbols and whiskers show the quartiles of CgA levels in each cluster.

Figure 4: Individual differences in the change in salivary CgA levels. Twenty subjects were divided into fi ve clusters by cluster analysis
(Clusters AE). Symbols and whiskers show the quartiles of CgA levels in each cluster.