title: Invited commentary.
authors.affiliation: Clinic of Cardiac Surgery, University Clinic of Schleswig-Holstein, Campus Luebeck, Ratzeburger Allee 160, Luebeck, 23538 Germany. martinmisfeld@yahoo.com
authors.forename: Martin
authors.initials: M
authors.lastname: Misfeld
mesh_terms: D047549:Coronary Artery Bypass, Off-Pump; D023921:Coronary Stenosis / Q000601:surgery*; D006801:Humans; D007387:Internal Mammary-Coronary Artery Anastomosis; D019060:Minimally Invasive Surgical Procedures; D013908:Thoracotomy / Q000379:methods*