[1] Univ Virginia, Ctr Publ Hlth Genom, Charlottesville, VA USA
[2] Univ Virginia, Div Pulm & Crit Care Med, Charlottesville, VA USA
[3] Univ Calif Davis, Div Pulm Crit Care & Sleep Med, Sacramento, CA 95817 USA
[4] Univ Leicester, Dept Hlth Sci, Leicester, Leics, England
[5] Imperial Coll London, Natl Heart & Lung Inst, London, England
[6] Univ Nottingham, Div Resp Med, Nottingham, England
[7] Hosp Univ Nuestra Senora Candelaria, Res Unit, Santa Cruz De Tenerife, Spain
[8] Vanderbilt Univ, Div Pulm & Crit Care Med, Med Ctr, Nashville, TN USA
[9] Univ Chicago, Sect Pulm & Crit Care Med, Chicago, IL 60637 USA
[10] Univ Nottingham, Div Epidemiol & Publ Hlth, Nottingham, England
[11] Hull York Med Sch, Res Grp, Cottingham, England
[12] Vanderbilt Univ, Div Pulm & Crit Care Med, 221 Kirkland Hall, Nashville, TN 37235 USA
[13] Inst Tecnol & Energias Renovables, Genom Div, Santa Cruz De Tenerife, Spain
[14] Univ Edinburgh, Med Res Council Ctr Inflammat Res, Edinburgh, Midlothian, Scotland
[15] Royal Papworth Hosp, Cambridge Interstitial Lung Dis Serv, Cambridge, England
[16] Univ Pittsburgh, Div Pulm Allergy & Crit Care Med, Pittsburgh, PA USA
[17] Genentech Inc, 460 Point San Bruno Blvd, San Francisco, CA 94080 USA
[18] Yale Sch Med, Sect Pulm Crit Care & Sleep Med, New Haven, CT USA
[19] Univ Calif San Francisco, Div Pulm Crit Care Allergy & Sleep Med, San Francisco, CA 94143 USA
[20] Lab Pneumol Expt, Servei Pneumol, Barcelona, Spain
[21] Weill Cornell Med Ctr, New York, NY USA
[22] Univ Southern Calif, Div Pulm & Crit Care Med, Los Angeles, CA 90007 USA
[23] Genentech Inc, 460 Point San Bruno Blvd, San Francisco, CA 94080 USA