Guerzoni, A. R.; Pavarino-Bertelli, Érika C.; Godoy, M. F. de; Graça, C. R.; Biselli, P. M.; Souza, D. R. S.; Bertollo, E. M. G. Methylenetetrahydrofolate Reductase Gene Polymorphism and Its Association With Coronary Artery Disease. Sao Paulo Med J 2007, 125, 4-8.