TCT-871 Leveraging Preparatory Balloon Aortic Valvuloplasty (BAV) During TAVI for Improved Valve Sizing – A simple way to reduce Paravalvular Aortic Regurgitation (PAR)?! - Patsalis, Polykarpos Christos; Al-Rashid, Fadi; Plicht, Bjoern; Riebisch, Matthias; Wendt, Daniel; Thielmann, Matthias; Jakob, Heinz; Heusch, Gerd; Erbel, Raimund; Konorza, Thomas; Kahlert, Philipp (Journal of the American College of Cardiology (JACC), 2012)