1. Nephrology and Hypertension and Clinical Research
2. Institute for Clinical ChemistryUniversity Hospital of BerneBerneSwitzerland
3. Canada Research Chair for Cardiovascular Obesity Research and ManagementMcMaster UniversityHamilton General HospitalHamiltonOntarioCanada
4. Department of Psychosomatics and PsychotherapyCharité Campus Benjamin FranklinBerlin