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Background
Of all ultraviolet (UV) radiations reaching the earth, UVA1 rays have a higher potential of penetrating and producing clinically harmful consequences. While UV radiations up to 370 nm are well‐blocked by current sunscreens, a photoprotection gap remains for the UVA1 wavelengths between 370 and 400 nm.
Objective
This study was to assess under outdoor summer conditions the impact on pigmentation...