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Biochemistry|March 20, 1979
Isolation and identification of previtamin D3 from the skin of rats exposed to ultraviolet irradiationM F Holick, N M Richtand, S C McNeill, et al.
Science (New York, N.Y.)|October 10, 1980
Photosynthesis of previtamin D3 in human skin and the physiologic consequencesM F Holick, J A MacLaughlin, M B Clark, et al.
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