[1] Univ London Imperial Coll Sci Technol & Med, Natl Heart & Lung Inst, London SW3 6LY, England
[2] Univ Oxford, Wellcome Trust Ctr Human Genet, Oxford, England
[3] Univ Munich, Asthma & Allergy Dept, Univ Childrens Hosp, Munich, Germany
[4] Univ Paris 07, Inst Univ Hematol, Paris, France
[5] Fdn Jean Dausset CEPH, Paris, France
[6] Fdn Jean Dausset, CEPH, INSERM, U946, Paris, France
[7] Commissariat Energie Atom, Inst Genom, Ctr Natl Genotypage, Evry, France
[8] Royal Brompton & Harefield NHS Fdn Trust, London, England
[9] Univ London, Div Community Hlth Sci, London, England
[10] Imperial Coll, NHLI, Respiratory Epidemiol & Publ Hlth, London, England
[11] Helmholtz Zentrum, Inst Lung Biol & Dis, Munich, Germany
[12] German Res Ctr Environm Hlth GmbH, Neuherberg, Germany
[13] Ctr Res Environm Epidemiol CREAL, Barcelona, Spain
[14] Municipal Inst Med Res IMIM Hosp Mar, Barcelona, Spain
[15] CIBER Epidemiol & Salud Publ CIBERESP, Madrid, Spain
[16] Natl Sch Publ Hlth, Athens, Greece
[17] Tartu Univ Hosp, Lung Clin, Tartu, Estonia
[18] Uppsala Univ, Resp Med & Allergol, Uppsala, Sweden
[19] Umea Univ, Dept Surg, S-90187 Umea, Sweden
[20] Univ Bergen, Inst Med, N-5020 Bergen, Norway
[21] Haukeland Hosp, Ctr Clin Res, Bergen, Norway
[22] Inserm, Unite 700, Paris, France
[23] Univ Paris Diderot, Paris, France
[24] Ctr Hosp Univ, Grenoble, France
[25] Inserm, Unite 823, Grenoble, France
[26] Univ Joseph Fourier, F-38041 Grenoble, France
[27] Helmholtz Zentrum Munich, Inst Epidemiol, Munich, Germany
[28] Swiss Trop & Publ Hlth Inst, Basel, Switzerland
[29] Univ Basel, CH-4003 Basel, Switzerland
[30] Univ Zurich, UPF, Dept Ciencies Expt Salut, CH-8006 Zurich, Switzerland
[31] Hosp Juan Ramon Jimenez, Serv Neumol, Huelva, Spain
[32] Hosp Gen Univ Albacete, Serv Neumol, Albacete, Spain
[33] Galdakao Hosp, Pneumol Serv, Galdakao, Bizkaia, Spain
[34] Hosp Gen Asturias, Serv Neumol, Oviedo, Asturias, Spain
[35] Inserm, Unite 780, Villejuif, France
[36] Univ Paris Sud, IFR69, Villejuif, France
[37] Wroclaw Med Univ, Dep Paediat Allergol & Cardiol 1, Wroclaw, Poland
[38] Ulm Univ, Inst Epidemiol, Ulm, Germany
[39] Univ Munich, Dept Prevent Dentistry & Periodontol, Munich, Germany
[40] Rhein Westfal TH Aachen, Dept Human Genet, Aachen, Germany
[41] Innsbruck Med Univ, Dept Pediat Pediat Pulmonol, Innsbruck, Austria
[42] Hannover Med Sch, Clin Paediat Pneumol & Neonatol, Ctr Paediat Adolescent Med, Hannover, Germany
[43] GlaxoSmithKline R&D, Genet, Res Triangle Pk, NC USA
[44] Univ Aberdeen, Royal Aberdeen Childrens Hosp, Aberdeen, Scotland
[45] Oslo Univ Hosp, Dept Paediat, N-0316 Oslo, Norway
[46] Univ Oslo, Fac Med, Oslo, Norway
[47] Univ Groningen, Univ Med Ctr Groningen, Beatrix Childrens Hosp, Groningen, Netherlands
[48] Univ Leicester, Div Child Hlth, Leicester, Leics, England
[49] Univ Western Australia, Ctr Child Hlth Res, Perth, WA, Australia
[50] Aristotle Univ Thessaloniki, Pediat Pulmonol, Thessaloniki, Greece