Solar ultraviolet doses and vitamin D in a northern mid-latitude
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文摘

Benefits UV radiation: treatment of various diseases, vitamin D synthesis in the skin.

Data from UV erythemal irradiance to estimate the production of vitamin D.

Minimum exposure time to obtain the recommended vitamin D daily dose of 1000 IU.

Time to induce erythema around solar noon less than time obtained for vitamin D.

Results show difficult to obtain the recommended vitamin D doses in winter.

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