Performance of Sokolow-Lyon index in detection of echocardiographically diagnosed left ventricular hypertrophy in a normal Eastern German population: results of the CARLA study - Schröder, Jochen; Nuding, Sebastian; Müller-Werdan, Ursula; Werdan, Karl; Kluttig, Alexander; Russ, Martin; Greiser, Karin Halina; Kors, Jan A.; Haerting, Johannes; Medenwald, Daniel (BMC cardiovascular disorders, 2015)