melanotic freckle Medical vocabulary: What does Hutchinson's mean Lentigo Maligna, a precancerous lesion
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Something like lemon is safe to use at a 1% dilution max, but going over safe levels can cause sun damage

82 Lancet (2018)

Putting those three together is how a clinician distinguishes between current infection, past cleared infection, vaccinated immunity, and a few less common scenarios

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