The 10 factors that affect the production of vitamin D in the skin in the sun: Abazar Habibinia, MD 

References:
Books:
1) Vitamin D, 4th edition, David Feldman, et al.
2) Vitamin D, Physiology, Molecular Biology, and Clinical Applications, 2nd edition, Michael F. Holick, M.D., et al.
Articles:
1) Sunlight and Vitamin D
www.ncbi.nlm.n...
2) CYP24A1
www.sciencedir...
3) CYP27A1
www.sciencedir...
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