Hyperhomocysteinemia and mortality after coronary artery bypass grafting. oleh Domenico Girelli, Nicola Martinelli, Oliviero Olivieri, Francesca Pizzolo, Simonetta Friso, Giovanni Faccini, Claudia Bozzini, Ilaria Tenuti, Valentina Lotto, Giuliano Villa, Patrizia Guarini, Elisabetta Trabetti, Pier Franco Pignatti, Alessandro Mazzucco, Roberto Corrocher