RAS and MTHFR Gene Polymorphisms in a Healthy Exercise-trained Population: Association with the MTHFR (TT) Genotype and a Lower Hemoglobin Level - Fortunato, G; Fattoruso, O; De Caterina, M; Mancini, A; Di Fiore, R; Alfieri, A; Tafuri, D; Buono, P (International Journal of Sports Medicine, 2007)