1. European Renal Nutrition Working Group, European Renal Association–European Dialysis Transplant Association, London, United Kingdom
2. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
3. Fresenius Medical Care Deutschland GmbH, Europe, Middle-East and Africa Medical Office, Bad Homburg, Germany
4. Fresenius Medical Care Deutschland GmbH, Global Medical Office—Clinical and Therapeutic Governance, EMEA, Bad Homburg, Germany
5. Fresenius Medical Care Deutschland GmbH, Global Medical Office, Bad Homburg, Germany
6. School of Medicine, University of Montpellier, Montpellier, France
7. Department of Nephrology, Université de Lyon, University Claude Bernard Lyon 1, Carmen, Centre Hospitalier Lyon-Sud, Pierre Bénite, France