The effects of xenon and sevoflurane anesthesia on perioperative release of macrophage migration inhibitory factor (MIF), stromal cell-derived factor 1α (SDF-1α) and recruitment of immune cells in cardiac surgical patients in a randomized controlled trial - Emontzpohl, C.; Stoppe, C.; Goetzenich, A.; Kraemer, S.; Bernhagen, J.; Autschbach, R. (The Thoracic and Cardiovascular Surgeon, 2014)