title: Rationale for blood component therapy.
mesh_terms: D001803:Blood Transfusion; D002315:Cardiopulmonary Bypass; D017707:Erythrocyte Transfusion; D006470:Hemorrhage / Q000628:therapy; D006801:Humans; D007432:Intraoperative Period; D017708:Leukocyte Transfusion; D017713:Platelet Transfusion; D011183:Postoperative Complications / Q000628:therapy; D011300:Preoperative Care; D013514:Surgical Procedures, Operative; D013921:Thrombocytopenia / Q000209:etiology / Q000628:therapy; D065227:Transfusion Reaction