RT Journal Article SR Electronic T1 Antidepressants in the treatment of patients with COPD: possible associations between smoking cigarettes, COPD and depression JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 587 OP 588 DO 10.1136/thx.56.8.587-a VO 56 IS 8 A1 E J WAGENA A1 M J H HUIBERS A1 C P VAN SCHAYCK YR 2001 UL http://thorax.bmj.com/content/56/8/587.2.abstract AB