Outcome after device implantation in chronic heart failure is dependent on concomitant medical treatment. - Adlbrecht, C.; Hülsmann, M.; Gwechenberger, M.; Strunk, G.; Khazen, C.; Wiesbauer, F.; Elhenicky, M.; Neuhold, S.; Binder, T.; Maurer, G.; Lang, I. M.; Pacher, R. (European Journal of Clinical Investigation, 2009)