Diabetes mellitus and atrial fibrillation: Pathophysiological mechanisms and potential upstream therapies. - Goudis, Christos A.; Korantzopoulos, Panagiotis; Ntalas, Ioannis V.; Kallergis, Eleftherios M.; Tong Liu; Ketikoglou, Dimitrios G. (International Journal of Cardiology, 2015)