PT - JOURNAL ARTICLE AU - Helgo Magnussen AU - Michael Arzt AU - Stefan Andreas AU - Tanja Plate AU - Anna Ribera AU - Beatriz Seoane AU - Henrik Watz AU - Anne-Marie Kirsten TI - Aclidinium bromide improves symptoms and sleep quality in COPD: a pilot study AID - 10.1183/13993003.00485-2017 DP - 2017 Jun 01 TA - European Respiratory Journal PG - 1700485 VI - 49 IP - 6 4099 - http://erj.ersjournals.com/content/49/6/1700485.short 4100 - http://erj.ersjournals.com/content/49/6/1700485.full SO - Eur Respir J2017 Jun 01; 49