title: Invited commentary.
authors: Department of Cardiovascular Surgery, University Hospital Giessen, Rudolf-Buchheim-Str. 7, 35385 Giessen, Germany. andreas.boening@chiru.med.uni-giessen.de
authors: Andreas
authors: A
authors: Boening
authors: Martin
authors: M
authors: Brueck
mesh_terms: D054058:Acute Coronary Syndrome / Q000601:surgery*; D000740:Anemia / Q000150:complications*; D047549:Coronary Artery Bypass, Off-Pump / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male