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ggplot italicize part of caption AND divide text over two lines - Stack Overflow
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README
ggplot2.barplot : Easy bar graphs in R software using ggplot2 - Easy Guides - Wiki - STHDA
ggplot format italic annotation - Stack Overflow
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The Complete ggplot2 Tutorial - Part2 | How To Customize ggplot2 (Full R code)
ggplot2: italics in the legend - Stack Overflow
Legend guide — guide_legend • ggplot2
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Create an annotation layer — annotate • ggplot2
