Aortic valve replacement with a stentless bioprosthesis in patients with weakened aortic annulus
Bayard Gontijo FilhoI; Mário O VrandecicI; Fernando Antônio FantiniI; Juscelino Teixeira BarbosaI; João Alfredo de Paula e SilvaI; Sandra S AvelarI; Leonardo F DrumondI; Cristiana GutierrezI