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Box plot of various wine parameters. TPC: total phenolic content, TFC: total flavonoid content; AOC: total antioxidant activity; TAC: total anthocyanin content; TTC: total tannin content; TCC: total carbohydrate content. Bars on top of box plots show significant pairwise comparisons. Stars indicate level of significance († p < 0.1, *p < 0.05, **p < 0.01, ***p < 0.001). See Table 3 for statistical details
