Nouna Health Research Centre, Nouna, Burkina Faso
University Hospital Mannheim, I. Department of Medicine, Mannheim, Germany
University Hospital Motol, 1st Department of Pediatrics, Prague, Czech Republic
University Hospital Essen, Department of Pediatrics, Pediatric Nephrology Unit, Essen, Germany
Hopital Necker, Division of Pediatric Nephrology, Paris, France
Clinical Research Center, Department of Internal Medicine VI, Heidelberg, Germany
Rechbergklinik, Bretten, Baden Wuerttemberg, Germany
Clinical Research Center, Department of Internal Medicine VI, Heidelberg, Germany
Clinical Research Unit, Department Internal Medicine VI, Heidelberg, Germany
Fakultät für Klinische Medizin Mannheim Universitätsklinikum Mannheim der Ruprecht-Karls-Universität Heidelberg, Mannheim, Germany
University of Heidelberg, Heidelberg, Germany