title: Letter by Spence et al regarding article, "Impact of patient and target-vessel characteristics on arterial and venous bypass graft patency: insight from a randomized trial".
authors.forename: Mark S
authors.initials: MS
authors.lastname: Spence
authors.forename: Peter
authors.initials: P
authors.lastname: Klinke
authors.forename: David
authors.initials: D
authors.lastname: Hilton
mesh_terms: D001026:Coronary Artery Bypass; D006801:Humans; D016491:Peripheral Vascular Diseases; D017534:Radial Artery; D016032:Randomized Controlled Trials as Topic; D012501:Saphenous Vein; D014654:Vascular Patency