A deficiency of riboflavin can be primary - poor vitamin sources in one's daily diet - or secondary, which may be a result of conditions that affect absorption in the intestine, the body not being able to use the vitamin, or an increase in the excretion of the vitamin from the body.
Substantial evidence means more than a mere scintilla. It means such relevant evidence as a reasonable mind might accept as adequate to support a conclusion.. Richardson v. Perales, 402 U.S. 389, 401 (1971).
Admissibilty of Evidence/Exclusionary Rule. Prosecutors and defendants in criminal proceedings may present evidence in support of their cases. The state has the burden of proving guilt beyond a reasonable doubt, while the defendant may present evidence to challenge the stateâs case.