1. Primary Ciliary Dyskinesia Centre, NIHR Biomedical Research Centre, University of Southampton and University Hospital Southampton, Southampton, United Kingdom
2. Department of Otorhinolaryngology – Head and Neck Surgery, University Hospital Rigshospitalet, Copenhagen, Denmark
3. Department of Clinical Microbiology, Afsnit 9301, University Hospital Rigshospitalet, Copenhagen, Denmark
4. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
5. Danish PCD & chILD Centre, CF Centre Copenhagen Paediatric Pulmonary Service, ERN Accredited for PCD and CF Health Care, Department of Paediatrics and Adolescent Medicine, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark
6. APHP, Bicetre University Hospital, ENT Department, Universite Paris-Sud, Faculté de Médecine, Le Kremlin-Bicetre, France
7. PCD Service, Department of Respiratory and Sleep Medicine, Royal Children’s Hospital, Melbourne, Australia