A study of seasonal variation in butter-fat: Seasonal variations in carotene, vitamin A and the antimony trichloride reaction.
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Biomedical subjects
R G Booth
Publications and source records attributed to R G Booth.
The vitamin D activity of butter: A chemical differentiation of the antirachitic factor of autumn and winter butter from irradiated ergosterol and the vitamin D of cod-liver oil.
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Journal Article↗