Bok
09-27-2011, 02:46 PM
Studies in elderly show that even 'normal' levels of vitamin may not be enough
More... (http://www.sciencenews.org/view/generic/id/334755/title/B12_shortage_linked_to_cognitive_problems)
More... (http://www.sciencenews.org/view/generic/id/334755/title/B12_shortage_linked_to_cognitive_problems)