1 Department of Pulmonary Medicine, German Clinic for Diagnostics (DKD), Wiesbaden, Germany.
2 Department of Chest Medicine, Erasme University Hospital, Brussels, Belgium.
3 Department of Pediatrics, University Hospital Wuerzburg, Germany.
4 Regional Adult CF Centre, Belfast City Hospital, Belfast, UK.
5 Lung Transplant Unit, Hospital Universitario La Fe, Valencia, Spain.
6 Centre for Infection and Immunity, Queens University, Belfast and Adult CF Centre BHSCT, UK.
7 Cystic Fibrosis Center, Department of Pediatrics, Medical University Innsbruck, Innsbruck, Austria.
8 Paediatric Respiratory Medicine and Lung Transplantation, Great Ormond Street Hospital, London, UK.
9 Institute for Medical Microbiology and Infection Control, Goethe University Hospital, Frankfurt, Germany.
10 Department of Pneumology, Goethe University Hospital, Frankfurt, Germany ; Department of Pneumology, Frankfurt University Hospital, Building 15B, Theodor-Stern-Kai 7, 60590 Frankfurt, Germany.