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Stanford Seven-Day Physical Activity Recall questionnaire in COPD.
Garfield BE, Canavan JL, Smith CJ, Ingram KA, Fowler RP, Clark AL, Polkey MI, Man WD. Garfield BE, et al. Among authors: smith cj. Eur Respir J. 2012 Aug;40(2):356-62. doi: 10.1183/09031936.00113611. Epub 2011 Dec 19. Eur Respir J. 2012. PMID: 22183486 Free article.
Lung function indices for predicting mortality in COPD.
Boutou AK, Shrikrishna D, Tanner RJ, Smith C, Kelly JL, Ward SP, Polkey MI, Hopkinson NS. Boutou AK, et al. Among authors: smith c. Eur Respir J. 2013 Sep;42(3):616-25. doi: 10.1183/09031936.00146012. Epub 2013 Jan 24. Eur Respir J. 2013. PMID: 23349449 Free PMC article.
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