7.      Enriquez, A.; Malavassi, F.; Saenz, L.C.; Supple, G.; Santangeli, P.; Marchlinski, F.E.; Garcia, F.C. How to map and ablate left ventricular summit arrhythmias. Heart Rhythm201714, 141–148, doi:10.1016/j.hrthm.2016.09.018.[M1]