Yuan, Yong-Gui Plasma homocysteine but not MTHFR gene polymorphism is associated with geriatric depression in the Chinese population. [electronic resource] - Acta neuropsychiatrica Oct 2008 - 251-5 p. digital Publication Type: Journal Article ISSN: 0924-2708 Standard No.: 10.1111/j.1601-5215.2008.00290.x doi