Intrinsic Cardiac Autonomic Stimulation Induces Pulmonary Vein Ectopy and Triggers Atrial Fibrillation in Humans - Lim, PB; Malcolme-Lawes, LC; Stuber, T; Wright, I; Francis, DP; Davies, DW; Peters, NS; Kanagaratnam, P (JOURNAL OF CARDIOVASCULAR ELECTROPHYSIOLOGY, 2011)