PT - JOURNAL ARTICLE AU - Geertje M. de Boer AU - T.H. Mennema AU - Esther van Noort AU - Niels H. Chavannes AU - Erwin Birnie AU - Johannes C.C.M. in 't Veen TI - Intrinsic factors influence self-management participation in COPD: effects on self-efficacy AID - 10.1183/23120541.00011-2018 DP - 2018 Apr 01 TA - ERJ Open Research PG - 00011-2018 VI - 4 IP - 2 4099 - http://openres.ersjournals.com/content/4/2/00011-2018.short 4100 - http://openres.ersjournals.com/content/4/2/00011-2018.full SO - erjor2018 Apr 01; 4