RT Journal Article SR Electronic T1 ERS European Spirometry Train-the-Trainer programme: good trainers are made, not born JF Breathe JO breathe FD European Respiratory Society SP 263 OP 266 DO 10.1183/20734735.012912 VO 8 IS 4 A1 Irene Steenbruggen A1 Sharon Mitchell A1 Brendan Cooper YR 2012 UL http://breathe.ersjournals.com/content/8/4/263.abstract AB