suggest adding reference to R and nR ratio somewhere (ideally in the widget), e.g. https://www.gastrojournal.org/article/S0016-5085(14)01484-X/fulltext or [this paper](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6986960/#:~:text=The%20nR%20is%20calculated%20as%20(the%20highest%20AST%20or%20ALT/ULN)/(ALP/ULN)%3B%20AST%20is%20substituted%20for%20ALT%2C%20if%20the%20AST%20yields%20a%20greater%20R%2Dratio.) From https://github.com/SafetyGraphics/safetyCharts/pull/103#pullrequestreview-915037409
suggest adding reference to R and nR ratio somewhere (ideally in the widget), e.g.
https://www.gastrojournal.org/article/S0016-5085(14)01484-X/fulltext
or this paper
From SafetyGraphics/safetyCharts#103 (review)