Kidney Failure, Chronic

• University Hospital Motol, 1st Department of Pediatrics — Prague, Czechia
• Hopital Necker, Division of Pediatric Nephrology — Paris, France
• Inserm U574 — Paris, France
• Hopiteaux Universitaires de Strasbourg — Strasbourg, France

• Prince of Wales Hospital — New Territories, Hong Kong

• Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University — Boston, Massachusetts, United States

Not specified

• Praxisverbund für Dialyse und Apherese — Rostock, Germany

Not specified

• Shiraz University of Medical sciences, Nemazi and Faghihi Hospital — Shiraz, Fars, Iran

• 1614 West 42nd Street — Pine Bluff, Arkansas, United States
• US Renal Care — Stuttgart, Arkansas, United States
• Davita Dialysis Center — Charlotte, North Carolina, United States
• Southeast Renal Associates — Charlotte, North Carolina, United States

• Department of Renal Medicine, Derby City General Hospital, Uttoxeter Road — Derby, Derbyshire, United Kingdom
• Queens Dialysis Unit, Rom Valley Way — Romford, Essex, United Kingdom
• Renal Unit, Queen Elizabeth Hospital, Edgbaston — Birmingham, United Kingdom
• Ash Haemodialysis Unit, Hospital of St Cross, University Hospital of Coventry & Warwickshire NHS Trust, Clifford Bridge Road — Coventry, United Kingdom

• FMC Turkey Clinics — Adana, Turkey (Türkiye)
• Ege University School of Medicine Nephrology Department — Izmir, Turkey (Türkiye)