RT Journal Article SR Electronic T1 Pharmacological treatment optimisation for stable COPD: an endless story? JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1701250 DO 10.1183/13993003.01250-2017 VO 50 IS 4 A1 Zysman, Maeva A1 Chabot, François A1 Housset, Bruno A1 Morelot Panzini, Capucine A1 Devillier, Philippe A1 Roche, Nicolas YR 2017 UL http://erj.ersjournals.com/content/50/4/1701250.abstract AB