title: Invited commentary.
authors.affiliation: Department of Cardiovascular and Thoracic Surgery, University of Texas Southwestern Medical Center, 5323 Harry Hines Blvd, Dallas, TX 75390-8879, USA. michael.jessen@utsouthwestern.edu
authors.forename: Michael E
authors.initials: ME
authors.lastname: Jessen
mesh_terms: D000740:Anemia / Q000150:complications*; D001803:Blood Transfusion; D006348:Cardiac Surgical Procedures / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008297:Male; D019106:Postoperative Hemorrhage / Q000209:etiology*
keywords: 18