L C Gould

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The rumen is the site of significant interactions between Cu, S and Mo. It also shows reactions between Cu, S and Fe. The interaction between Mo and S results in the formation of thiomolybdates, which in the absence of adequate quantities of rumen Cu are absorbed into the animal and bind to Cu in biological compounds. This is the cause of thiomolybdate(More)
Only recently have multiple-drug use studies involving more than heroin and marijuana begun to be reported in the literature. Four of these studies have found evidence that multiple-drug use is a progressive phenomenon, although the particular pattern of multiple-drug use reported in different populations varies somewhat. This study examines the patterns(More)
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