RT Journal Article SR Electronic T1 Multiple breath washouts in children can be shortened without compromising quality JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1814 OP 1816 DO 10.1183/13993003.00791-2015 VO 46 IS 6 A1 Fatima Ahmad A1 Samantha Irving A1 Eric Alton A1 Jane C. Davies A1 Kenneth Macleod A1 Mark Rosenthal A1 Clare Saunders A1 Andrew Bush A1 Sejal Saglani A1 Louise Fleming YR 2015 UL http://erj.ersjournals.com/content/46/6/1814.abstract AB