RT Journal Article SR Electronic T1 Variation in the tumour necrosis factor-α gene is not associated with susceptibility to Asian COPD JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 682 OP 683 DO 10.1183/09031936.00130607 VO 31 IS 3 A1 S. Teramoto A1 T. Ishii A1 M. Ishii A1 H. Yamamoto A1 Y. Yamaguchi A1 S. Hibi A1 Y. Ouchi YR 2008 UL http://erj.ersjournals.com/content/31/3/682.abstract AB