Vitamin B-12 and cognition in the elderly.

Vitamin B-12 deficiency is often associated with cognitive deficits. Here we review evidence that cognition in the elderly may also be adversely affected at concentrations of vitamin B-12 above the traditional cutoffs for deficiency. By using markers such as holotranscobalamin and methylmalonic acid...

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Hlavní autoři: Smith, A, Refsum, H
Médium: Journal article
Jazyk:English
Vydáno: 2009