University of Amsterdam - Renal Transplant Unit, Maastricht University - Division of Nephrology, University of Groningen - Division of Nephrology, Dutch Kidney Patient Association (NVN), University of Amsterdam - Medical Psychology, Maastricht University - Division of Nephrology, University of Groningen - Division of Nephrology, Radboud University Nijmegen - Radboud University Medical Center, Erasmus University Rotterdam (EUR) - Department of Internal Medicine, Nephrology and Transplantation, University of Groningen - Division of Nephrology, University of Amsterdam - Department of Internal Medicine, University of Amsterdam - Amsterdam Institute for Infection and Immunity, Infectious Diseases and Independent