Study protocol for an international prospective non-randomized trial evaluating the long-term outcomes of sutureless aortic valve replacement versus stented aortic valve replacement for aortic-valve stenosis in patients at risk to severe valve obstruction: the SAVI-AVR trial. - Nappi F; Salsano A; Avtaar Singh SS; El-Dean Z; Fiore A; Spadaccio C (Journal of cardiothoracic surgery, 2026)