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Roberto Walter Dal Negro
Jadwiga A. Wedzicha
Martin Iversen Iversen
Giovanni Fontana
Clive Page
Arrigo F. Cicero
Edoardo Pozzi
Peter M.A. Calverley
National Centre for Respiratory Pharmacoeconomics and Pharmacoepidemiology, Verona, Italy
Airway Disease Infection Section, National Heart and Lung Institute (NHLI), Imperial College London, London, United Kingdom.
Division of Lung Transplantation, Rigshospitalet, University Hospital, Copenhagen, Denmark
Pulmonology Department, Cough Center, Careggi University Hospital, Firenze, Italy
Sackler Institute of Pulmonary Pharmacology, Institute of Pharmaceutical Science, Faculty of Life Sciences and Medicine, King's College , London, United Kingdom
Medical and Surgical Department, University of Bologna, Bologna, Italy
Medical Affairs Department, Masate, Italy
Clinical Sciences Centre, University Hospital , Aintree, United Kingdom
Italy
United Kingdom
Denmark
N/A
Pulmonary/Respiratory Diseases
Chronic obstructive pulmonary disease
N/A
Erdosteine
Proglumide
N/A
Randomized
Placebo Control
Double Blind/Blinded
Controlled
Parallel Group
NA
N/A
N/A
N/A