Physical activity monitoring in COPD: compliance and associations with clinical characteristics in a multicenter study.
Waschki B, Spruit MA, Watz H, Albert PS, Shrikrishna D, Groenen M, Smith C, Man WD, Tal-Singer R, Edwards LD, Calverley PM, Magnussen H, Polkey MI, Wouters EF.
Waschki B, et al. Among authors: groenen m.
Respir Med. 2012 Apr;106(4):522-30. doi: 10.1016/j.rmed.2011.10.022. Epub 2011 Nov 25.
Respir Med. 2012.
PMID: 22118987
Free article.