Optimising pacemaker therapy and medical therapy in pacemaker patients for heart failure: protocol for the OPT-PACE randomised controlled trial.

Maria F PatonJohn GierulaHaqeel A JamilJudith E LowryRowena ByromRichard G GillottHemant ChumunRichard M CubbonDavid A CairnsDeborah D StockenMark T KearneyKlaus K Witte
Published in: BMJ open (2019)
NCT01819662.