1. Department of Internal Medicine II, Division of Cardiology, Medical University of Vienna, Vienna, Austria
2. Department of Internal Medicine I, Division of Oncology and Hematology, Medical University of Vienna, Vienna, Austria
3. Complexity Research, Vienna, Austria
4. Department of Gynaecology, Medical University of Vienna, Vienna, Austria
5. Department of Otorhinolaryngology - Head and Neck Surgery, Medical University of Vienna, Vienna, Austria