P1151Structural remodeling and conduction velocity dynamics in the human left atrium: relationship with reentrant mechanisms sustaining atrial tachycardia and atrial fibrillation. (19th March 2018) - Honarbakhsh, S; Schilling, R J; Orini, M; Providencia, R; Keating, E; Finlay, M; Sporton, S; Chow, A; Earley, M J; Lambiase, P D; Hunter, R J