RT Journal Article SR Electronic T1 17q21 variants modify the association between early respiratory infections and asthma JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00154509 A1 L.A.M. Smit A1 E. Bouzigon A1 I. Pin A1 V. Siroux A1 F. Monier A1 H. Aschard A1 J. Bousquet A1 F. Gormand A1 J. Just A1 N. Le Moual A1 R. Nadif A1 P. Scheinmann A1 D. Vervloet A1 M. Lathrop A1 F. Demenais A1 F. Kauffmann A1 EGEA Cooperative Group YR 2009 UL http://erj.ersjournals.com/content/early/2009/12/23/09031936.00154509.abstract AB