1. Department of Cardiovascular Surgery Klinik Im Park Zürich Switzerland
2. Department of Cardiovascular Surgery University Hospital Zürich Zürich Switzerland
3. Department of Anaesthesia and Intensive Care Klinik Im Park Zürich Switzerland
4. Department of Cardiology Klinik Im Park Zürich Switzerland
5. Department of Pathology Kantonsspital Graubünden Chur Switzerland
6. Department of Infectious Diseases Klinik Im Park Zürich Switzerland