ASST-Cremona, Cremona, Italy
Polyclinic Milan, Milan, Italy
P.O. San Giovanni Bosco, Torino, Italy
Skånes Universitetssjukhus, Lund, Lund, Sweden
Skånes Universitetssjukhus, Malmö, Malmö, Skåne, Sweden
Karolinska Universitetssjukhuset, Stockholm, Sweden
Sahlgrenska University Hospital, Gothenburg, Västra Götalands Regionen, Sweden
Kidney Unit, Malmö, Skåne, Sweden
Division of Nephrology, Heidelberg University Hospital, Heidelberg, Germany