title: Invited commentary.
authors.affiliation: Division of Cardiothoracic Surgery, Emory University School of Medicine, The Emory Clinic, Inc., 1270 Prince Ave, Suite 303, Athens, GA 30606, USA. cullen.morris@emoryhealthcare.org
authors.forename: Cullen D
authors.initials: CD
authors.lastname: Morris
authors.forename: Ulfur T
authors.initials: UT
authors.lastname: Gudjonsson
mesh_terms: D001026:Coronary Artery Bypass / Q000009:adverse effects*; D047549:Coronary Artery Bypass, Off-Pump / Q000009:adverse effects; D006801:Humans; D020521:Stroke / Q000209:etiology* / Q000517:prevention & control; D013997:Time Factors