1. Department of Medicine (Lung), Royal Marsden Hospital, London, UK
2. Department of Oncology, Herlev University Hospital, Copenhagen, Denmark
3. Department of Thoracic Oncology, LungenClinic Grosshansdorf, Airway Research Center North, Member of the German Center for Lung Research (DZL), Grosshansdorf, Germany
4. Boehringer Ingelheim GmbH, Ingelheim, Germany