title: Reply to the editor.
authors.affiliation: The Systematic Review Unit, Collaborative Research (CORE) Group, Sydney, Australia; The Baird Institute for Applied Heart and Lung Surgical Research, Sydney, Australia; Department of Cardiothoracic Surgery, St George Hospital, Sydney, Australia.
authors.forename: Christopher
authors.initials: C
authors.lastname: Cao
authors.affiliation: Department of Cardiothoracic Surgery, St George Hospital, Sydney, Australia.
authors.forename: Con
authors.initials: C
authors.lastname: Manganas
authors.affiliation: The Baird Institute for Applied Heart and Lung Surgical Research, Sydney, Australia.
authors.forename: Michael
authors.initials: M
authors.lastname: Byrom
authors.affiliation: The Systematic Review Unit, Collaborative Research (CORE) Group, Sydney, Australia; The Baird Institute for Applied Heart and Lung Surgical Research, Sydney, Australia; Department of Cardiothoracic Surgery, University of Sydney, Royal Prince Alfred Hospital, Sydney, Australia.
authors.forename: Tristan D
authors.initials: TD
authors.lastname: Yan
mesh_terms: D001026:Coronary Artery Bypass / Q000379:methods*; D006801:Humans; D017534:Radial Artery / Q000637:transplantation*; D012501:Saphenous Vein / Q000637:transplantation*