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Serum Na+ measurements following with amlodipine and hydrochlorothiazide
Each point on the graph represents the average of at least 25 independent measurements. Error bars are standard error of the mean (SEM); βββP < 0.001 (hydrochlorothiazide versus amlodipine; two-way ANOVA with Bonferroni post-test, using Graphpad Prism 5.0)
