Sonia Cerrai Pulmonary Environmental Epidemiology Unit Institute of Clinical Physiology National Research Council Pisa, Italy sonia.cerrai@ifc.cnr.it Stefania Cerri Centre for Rare Lung Disease Dept of Medical and Surgical Sciences University of Modena and Reggio Emilia Modena, Italy stefania.cerri@unimore.it Pascal Chanez Service de Pneumo-Allergologie et Laboratoire d’Immunologie INSERM U600 Université de la Méditerranée AP-HM Marseille, France pascal.chanez@univmed.fr Francesca Cherubino Pneumology Unit, Fondazione Salvatore Maugeri IRCCS Tradate, Italy francesca.cherubino@fsm.it Sara Chiesa Department of Clinical and Experimental Medicine University of Parma Parma, Italy sara.chiesa@hotmail.it xvi Marco Chilosi Department of Pathology Università di Verona Veronica, Italy marco.chilosi@univr.it Luke Clancy TobaccoFree Research Institute Ireland Dublin, Ireland lclancy@tri.ie Amelia Clive North Bristol Lung Centre University of Bristol Bristol, UK Amelia.Clive@nbt.nhs.uk Robert P. Coppes Depts of Cell Biology and Radiation Oncology University Medical Center Groningen University of Groningen Groningen, the Netherlands r.p.coppes@umcg.nl Jean-François Cordier Department of Respiratory Diseases CHU de Lyon Lyon, France jean-francois.cordier@chu-lyon.fr Ulrich Costabel Dept of Pneumology and Allergy Ruhrlandklinik Essen Germany ulrich.costabel@ruhrlandklinik.uk- essen.de