1. Federal Food Safety and Veterinary Office, Risk Assessment Division, Bern, Switzerland
2. Department of Nephrology, Hôpitaux Universitaires de Genève (HUG), Geneva, Switzerland
3. Department of Nephrology and Hypertension, Centre Hospitalier Universitaire Vaudois (CHUV), Lausanne, Switzerland
4. Department for Nephrology and Hypertension, Inselspital, Bern University Hospital, University of Bern, Switzerland
5. Institute of Social and Preventive Medicine (IUMSP), University of Lausanne, Switzerland