Transcatheter valve-in-valve implantation with the Edwards SAPIEN in patients with bioprosthetic heart valve failure: the Milan experience

Azeem Latib1,2, MD, BCh; Alfonso Ielasi1, MD; Matteo Montorfano1, MD; Francesco Maisano3, MD; Alaide Chieffo1, MD; Micaela Cioni3, MD; Marco Mussardo1, MD; Letizia Bertoldi1, MD; Joanne Shannon2, MD; Francesco Sacco1, MD; Remo Daniel Covello4, MD; Filippo Figini1, MD; Cosmo Godino1, MD; Antonio Grimaldi4, MD; Pietro Spagnolo5, MD; Ottavio Alfieri3, MD; Antonio Colombo1,2*, MD