Institution: | 1. Department of Respiratory Medicine, Hospital de la Santa Creu i Sant Pau, Barcelona, Spain;2. Autonomous University of Barcelona, Barcelona, Spain;3. Division of Allergy, Pulmonary and Critical Care, Vanderbilt University, Nashville, TN, United States;4. Department of Medical Oncology and Pneumology, Eberhard Karls University, Tübingen, Germany |