Flicker, Leon Efficacy of B vitamins in lowering homocysteine in older men: maximal effects for those with B12 deficiency and hyperhomocysteinemia. [electronic resource] - Stroke Feb 2006 - 547-9 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1524-4628 Standard No.: 10.1161/01.STR.0000198815.07315.68 doi Subjects--Topical Terms: AgedDietary SupplementsDouble-Blind MethodFolic Acid--pharmacologyHomocysteine--bloodHumansHyperhomocysteinemia--bloodMalePlacebosTime FactorsTreatment OutcomeVitamin B 12--pharmacologyVitamin B 12 Deficiency--bloodVitamin B Complex--pharmacology