1 Institute of Family Medicine, University Hospital Schleswig-Holstein, Campus Luebeck, Luebeck, Germany.
2 Barcelona Institute for Global Health, ISGlobal, Universitat Pompeu Fabra, Barcelona, Spain.
3 Pulmonary Division, Heart Institute (InCor), Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brazil.
4 Department of General Internal Medicine, Inselspital University Hospital Bern, Bern, Switzerland.
5 Institute of Primary Health Care, University of Bern, Bern, Switzerland.
6 Department of Pediatrics, University Hospital and Medical Faculty Carl Gustav Carus, Technische Universität Dresden, Dresden, Germany.
7 University Children's Hospital, University Medical Center Rostock, University of Rostock, Rostock, Germany.
8 Department of Pediatrics, Helios University Medical Center, Witten/Herdecke University, Heusnerstr, Wuppertal, Germany.
9 Cardio-Pulmonary Institute, Universities of Giessen and Marburg Lung Center, German Center for Lung Research, Justus-Liebig University Giessen, Giessen, Germany.
10 Division of Renal Medicine, Department of Clinical Science, Intervention and Technology and.
11 Division of Pathology, Department of Laboratory Medicine, Karolinska Institutet, Stockholm, Sweden.
12 Department of Nephrology and Hypertension, Inselspital University Hospital Bern, Bern, Switzerland.