1. 1Department of Anaesthesiology and Intensive Therapy, Semmelweis University, Budapest, Hungary
2. 2Klinikum Passau, Passau, Germany
3. 3Heart and Vascular Center, Semmelweis University, Budapest, Hungary
4. 4St. George's University Hospitals NHS Foundation Trust, London, UK
5. 5Johns Hopkins University, Baltimore, MD, USA