title: Aortic allograft valve implantation: freehand or root replacement?
authors.forename: B G
authors.initials: BG
authors.lastname: Barratt-Boyes
mesh_terms: D001011:Aorta / Q000601:surgery / Q000637:transplantation; D001021:Aortic Valve / Q000637:transplantation*; D001022:Aortic Valve Insufficiency / Q000209:etiology / Q000517:prevention & control; D002983:Clinical Competence; D006085:Graft Survival; D006801:Humans; D014184:Transplantation, Homologous / Q000009:adverse effects / Q000379:methods