Franz H Messerli1,2,3, Stephan Dobner4. 1. Department of Cardiology, Bern University Hospital, University of Bern, Switzerland. 2. Jagiellonian University, Krakow, Poland. 3. Division of Cardiology, Mount Sinai Health Medical Center, Icahn School of Medicine, New York, NU, USA. 4. Department of Cardiology, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland.