RT Journal Article SR Electronic T1 The changing perspectives of respiratory diseases in infancy and childhood JF Breathe JO breathe FD European Respiratory Society SP 13 OP 13 DO 10.1183/20734735.012111 VO 8 IS 1 A1 G. Hedlin A1 E. Eber YR 2011 UL http://breathe.ersjournals.com/content/8/1/13.abstract AB