%0 Journal Article %A N Collins %A A Gupta %A S Wright %A L Gauld %A D Urquhart %A A Bush %T Survey of the use of non-invasive positive pressure ventilation in UK and Australasian children with cystic fibrosis %D 2011 %R 10.1136/thx.2010.139063 %J Thorax %P 538-539 %V 66 %N 6 %U https://thorax.bmj.com/content/thoraxjnl/66/6/538.full.pdf