Differences in classification of COPD patients into risk groups A-D: a cross-sectional study
Crossref DOI link: https://doi.org/10.1186/1756-0500-7-562
Published Online: 2014-08-23
Published Print: 2014-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Zogg, Stefanie
Dürr, Selina
Miedinger, David
Steveling, Esther Helen
Maier, Sabrina
Leuppi, Jörg Daniel
Article History
Received: 11 April 2014
Accepted: 11 August 2014
First Online: 23 August 2014