title: What is the minimal follow up period to be considered significant when evaluating a valve prosthesis model? Should 'actual' and 'actuarial' curves be considered always essential for any scientific presentation?
authors.affiliation: Department of Cardiac Surgery, University of Insubria, Ospedale di Circolo, Varese, Italy. andrea.sala@uninsubria.it
authors.forename: Andrea
authors.initials: A
authors.lastname: Sala
authors.forename: Vittorio
authors.initials: V
authors.lastname: Mantovani
mesh_terms: D000206:Actuarial Analysis; D018795:Device Approval; D019544:Equipment Failure Analysis; D005500:Follow-Up Studies; D006350:Heart Valve Prosthesis; D006801:Humans; D008422:Materials Testing / Q000592:standards*; D013997:Time Factors