[1] Univ Liverpool, Dept Womens & Childrens Hlth, Liverpool, England
[2] Cochin Hosp, Assistance Publ Hop Paris AP HP, Resp Med & Cyst Fibrosis Natl Reference Ctr, Paris, France
[3] Univ Paris Cite, Inst Cochin, Inserm, U1016, Paris, France
[4] IRCCS Ist Giannina Gaslini, Pediat Rheumatol Clin, Via Gerolamo Gaslini 5, I-16147 Genoa, Italy
[5] Univ Leuven, Leuven, Belgium
[6] Imperial Coll London, Natl Heart & Lung Inst, London, England
[7] Imperial Biomed Res Ctr, London, England
[8] Guys & St ThomasTrust, Royal Brompton Hosp, London, England
[9] European Cyst Fibrosis Soc, Karup, Denmark
[10] Univ Paris Cite, Assistance Publ Hop Paris, Paris, France
[11] Univ Milan, Dept Pathophysiol & Transplantat, Milan, Italy
[12] Cyst Fibrosis Europe, Brussels, Belgium
[13] Belgian CF Assoc, Brussels, Belgium
[14] Univ Sydney, Westmead Clin Sch, Westmead, Australia
[15] Westmead Hosp, Dept Resp & Sleep Med, CITRICA, Westmead, Australia
[16] Univ Toronto, Hosp Sick Children, Res Inst, Dept Pediat,Div Resp Med,Translat Med, Toronto, ON, Canada
[17] Univ Hosp Cologne, Childrens Hosp, Fac Med, CF Ctr Cologne, Cologne, Germany