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http://journals.cambridge.org/action/displayAbstract?aid=826960
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L. I. Hart,
E. C. Owen
and R. Proudfoot
(1967).
The influence of dietary molybdenum on the xanthine oxidase activity of the milk of ruminants. British Journal of Nutrition, 21
,
pp 617-630
doi:10.1079/BJN19670065