title: Age, vitamin D, and solar ultraviolet.
authors.forename: M F
authors.initials: MF
authors.lastname: Holick
authors.forename: L Y
authors.initials: LY
authors.lastname: Matsuoka
authors.forename: J
authors.initials: J
authors.lastname: Wortsman
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging / Q000378:metabolism*; D005260:Female; D006801:Humans; D008297:Male; D012867:Skin / Q000378:metabolism / Q000528:radiation effects*; D013472:Sunlight; D014466:Ultraviolet Rays; D014807:Vitamin D / Q000096:biosynthesis*
chemical_list: D014807:Vitamin D