RT Journal Article SR Electronic T1 C reactive protein and chronic obstructive pulmonary disease: a Mendelian randomisation approach JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 197 OP 204 DO 10.1136/thx.2009.131193 VO 66 IS 3 A1 Morten Dahl A1 Jørgen Vestbo A1 Jeppe Zacho A1 Peter Lange A1 Anne Tybjærg-Hansen A1 Børge G Nordestgaard YR 2011 UL http://thorax.bmj.com/content/66/3/197.abstract AB Markup server — Error Error There was a problem handling your request. Please try again in a few minutes, or contact us if you continue to experience this problem.