1. Medical Clinic III, University Schleswig-Holstein, Campus Kiel, Germany
2. Kardiologische Praxis Asperger Str., Ludwigsburg, Germany
3. Medical Department, Sanofi-Aventis Pharma, Berlin, Germany
4. Institute for Social Medicine, Epidemiology and Health Economics, Charité, Berlin, Germany
5. Institute for Clinical Pharmacology, Technical University, Dresden, Germany