Affiliation: | 1. University College London, , London, UK;2. University of Copenhagen, , Copenhagen, Denmark;3. University of Bonn, , Bonn, Germany;4. Specialised Hospital, , Chorzow, Poland;5. Hospital de l'Archet, , Nice, France;6. University Hospital Basel, , Basel, Switzerland;7. University of Belgrade, , Belgrade, Serbia;8. Hospital Carlos III, , Madrid, Spain;9. Rigshospitalet, , Copenhagen, Denmark |