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Impact of symptoms of anxiety and depression on COPD Assessment Test scores.
Hilmarsen CW, Wilke S, Engan H, Spruit MA, Rodenburg J, Janssen DJ, Steinshamn S, Jones PW, Wouters EF, Oldervoll L, Franssen FM. Hilmarsen CW, et al. Eur Respir J. 2014 Mar;43(3):898-900. doi: 10.1183/09031936.00163913. Epub 2013 Oct 10. Eur Respir J. 2014. PMID: 24114965 Free article. No abstract available.