title: UNEXPLAINED BLEEDING IN CARDIOTHORACIC OPERATIONS.
mesh_terms: D001780:Blood Coagulation Tests; D006348:Cardiac Surgical Procedures; D006470:Hemorrhage; D006801:Humans; D011183:Postoperative Complications; D013896:Thoracic Diseases; D013903:Thoracic Surgery
keywords: BLOOD COAGULATION TESTS; HEART SURGERY; HEMORRHAGE; POSTOPERATIVE COMPLICATIONS; THORACIC DISEASES