Systolic Heart Failure is Associated with More Advanced Bi-Atrial Substrate Independent of AF Duration in Persistent AF

S Prabhu, A Voskoboinik, A Mclellan, K Peck, B Pathik, C Nalliah, G Wong, S Azzopardi, G Lee, J Mariani, L Ling, A Taylor, J Kalman, P Kistler