title: Invited commentary.
authors.affiliation: Ethicon, Route 22 W, Somerville, NJ 08876, USA. jhart7@its.jnj.com
authors.forename: James
authors.initials: J
authors.lastname: Hart
mesh_terms: D000368:Aged; D001783:Blood Flow Velocity; D001026:Coronary Artery Bypass / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D008323:Mammary Arteries / Q000637:transplantation*; D008875:Middle Aged; D018579:Patient Selection; D012189:Retrospective Studies; D012501:Saphenous Vein / Q000637:transplantation*