Quantification of paravalvular leaks associated with TAVI implants using 4D MRI in an aortic root phantom made possible by the use of 3D printing oleh Philipp Aigner, Philipp Aigner, Eleonora Sella Bart, Eleonora Sella Bart, Sebastiano Panfili, Sebastiano Panfili, Tito Körner, Markus Mach, Martin Andreas, Markus Königshofer, Simone Saitta, Alberto Redaelli, Albrecht Schmid, Francesco Moscato, Francesco Moscato, Francesco Moscato