Contributors ii Editors Authors and reviewers Konrad E. Bloch Department of Respiratory Medicine, University Hospital Zurich Zurich, Switzerland konrad.bloch@usz.ch Thomas Brack Internal and Pulmonary Medicine, Kantonsspital Glarus, Switzerland thomas.brack@ksgl.ch Silvia Ulrich Department of Pulmonology, University and University Hospital of Zurich Zurich, Switzerland silvia.ulrich@usz.ch Charlotte Berlier Stadtspital Zürich Waid, Klinik für Innere Medizin, Abteilung Pneumologie Zurich, Switzerland charlotte.berlier@stadtspital.ch Questions 56, 101 and 111 Konrad E. Bloch Department of Respiratory Medicine, University Hospital Zurich Zurich, Switzerland konrad.bloch@usz.ch Questions 16, 20, 35, 38, 59, 61, 65, 68, 82 and 85 Thomas Brack Internal and Pulmonary Medicine, Kantonsspital Glarus, Switzerland thomas.brack@ksgl.ch Questions 10, 11, 25, 27, 37, 10, 13, 44, 52, 53, 57, 74, 90, 95 and 113 Dragos Bumbacea Department of Pneumology and Acute Respiratory Care, University of Medicine and Pharmacy “Carol Davila” Bucharest, Romania dragos.bumbacea@umfcd.ro Questions 13, 32, 46, 47, 87, 97, 104 and 106 Maged Hassan Chest Diseases Department, Alexandria University Faculty of Medicine Alexandria, Egypt magedhmf@gmail.com Questions 5, 30, 51, 58, 62 and 88 Georgios Kaltsakas Lane Fox Respiratory Service, Guy’s and St Thomas’ NHS Foundation Trust, and Centre of Human and Applied Physiological Sciences, Faculty of Life Sciences and Medicine King’s College London, London, UK. Georgios.kaltsakas@gstt.nhs.uk Questions 18, 77 and 103 Maria Kokosi Interstitial Lung Disease Unit, Royal Brompton Hospital, Guy’s and St Thomas’ NHS Trust London, UK m.kokosi@rbht.nhs.uk Questions 28, 36, 45 and 67 Gabor Kovacs University Clinic for Internal Medicine, Medical University of Graz, Division of Pulmonology Graz, Austria Gabor.Kovacs@uniklinikum.kages.at Question 109