1. Laboratory of Vascular Pathology and Regeneration, School of Clinical Sciences, University of Bristol, Bristol, United Kingdom
2. Vascular Science, National Heart & Lung Institute, Imperial College of London, London, United Kingdom
3. University of Zurich, Institute of Physiology, Working Group on Cardiovascular Research, Zurich, Switzerland
4. Department of Cardiology, University Hospital Zurich, Zurich, Switzerland