Patient-reported outcomes in primary care patients with COPD: psychometric properties and usefulness of the Clinical COPD Questionnaire (CCQ). A cross-sectional study
Pommer, Antoinette M, Pouwer, François, Denollet, Johan, Meijer, Jan-Willem, Pop, Victor JVolume:
24
Language:
english
Journal:
npj Primary Care Respiratory Medicine
DOI:
10.1038/npjpcrm.2014.27
Date:
November, 2014
File:
PDF, 450 KB
english, 2014