Thorax
Spina G, Spruit MA, Alison J, Benzo RP, Calverley PMA, Clarenbach CF, Costello RW, Donaire-Gonzalez D, Dürr S, Garcia-Aymerich J, van Gestel AJR, Gramm M, Hernandes NA, Hill K, Hopkinson NS, Jarreta D, Kohler M, Kirsten AM, Leuppi JD, Magnussen H, Maltais F, Man WD, McKeough ZJ, Mesquita R, Miedinger D, Pitta F, Singh SJ, Smeenk FWJM, Tal-Singer R, Vagaggini B, Waschki B, Watz H, Wouters EFM, Zogg S, den Brinker AC
doi: 10.1136/