Klingele, Matthias, Bomberg, Hagen, Poppleton, Aaron, Minko, Peter, Speer, Thimo, Schaefers, Hans-Joachim, Groesdonk, Heinrich V., "Elevated Procalcitonin in Patients After Cardiac Surgery: A Hint to Nonocclusive Mesenteric Ischemia", ANNALS OF THORACIC SURGERY, 2015