Last Updated：2025/12/07
Dermatologists warn that ultraviolet A, the longest ultraviolet wavelength, penetrates deepest into the skin and accounts for the vast majority of ultraviolet exposure.
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Dermatologists warn that ultraviolet A, the longest ultraviolet wavelength, penetrates deepest into the skin and accounts for the vast majority of ultraviolet exposure.
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皮膚科医は、最も波長の長い紫外線が皮膚の奥深くまで浸透し、紫外線被曝の大部分を占めると警告しています。
