1. Faculdade de Enfermagem, Nutrição e Fisioterapia, Pontifícia Universidade Católica do Rio Grande do Sul, Brazil
2. Department of Nephrology, Serdang Hospital, Jalan Puchong, Kajang, Selangor, Malaysia
3. Sheffield Kidney Institute, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, United Kingdom
4. Nephrology, Princess Alexandra Hospital, Woolloongabba, Brisbane, Queensland, Australia
5. Renal Services, Glasgow Royal Infirmary, Glasgow, Scotland, United Kingdom
6. Nephrology, Sri Ramachandra University, Chennai, India
7. Dialysis Unit, Dianet Dialysis Centers and Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands