Authors: Emmylou Beekman; Ilse Mesters; Erik J M Hendriks; Jean W M Muris; Geertjan Wesseling; Silvia M A A Evers; Guus M Asijee; Annemieke Fastenau; Hannah N Hoffenkamp; Rik Gosselink; Onno C P van Schayck; Rob A de Bie Journal: BMC Pulm Med Date: 2014-04-26 Impact factor: 3.317