RT Journal Article SR Electronic T1 C-reactive protein, obesity, atopy and asthma symptoms in middle-aged British adults JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00077207 A1 B.K. Butland A1 D.P. Strachan A1 A.R. Rudnicka YR 2008 UL http://erj.ersjournals.com/content/early/2008/03/05/09031936.00077207.abstract AB