1. Division of Cardiothoracic Surgery, Tampere University Hospital, Tampere, Finland
2. Department of Cardiac Surgery, FuWai Cardiovascular Disease Hospital, PUMC, China
3. Department of Anaesthesia and Intensive Care, Tampere University Hospital, Tampere, Finland
4. The Immunopharmacological Research Group, University of Tampere, Medical School and Tampere University Hospital, Tampere, Finland