Correction to: The 'can do, do do' concept in COPD; quadrant interpretation, affiliation and tracking longitudinal changes

Respir Res. 2020 May 23;21(1):122. doi: 10.1186/s12931-020-01397-x.

Alex J van 't Hul¹, Noortje H Koolen², Jeroen W van Hees², Bram van den Borst², Martijn A Spruit^{3

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¹ Department of Pulmonary Diseases, Radboud University Medical Center, 6525 GA, Nijmegen, The Netherlands. alex.vanthul@radboudumc.nl.
² Department of Pulmonary Diseases, Radboud University Medical Center, 6525 GA, Nijmegen, The Netherlands.
³ Department of Research and Education, CIRO+, Centre of Expertise for Chronic Organ Failure, CIRO, 6085 NM, Horn, The Netherlands.
⁴ Department of Respiratory Medicine, Maastricht University Medical Centre, NUTRIM School of Nutrition and Translational Research in Metabolism, 6229 HX, Maastricht, The Netherlands.
⁵ REVAL-Rehabilitation Research Center, BIOMED-Biomedical Research Institute, Faculty of Rehabilitation Sciences, Hasselt University, 3590 BE, Diepenbeek, Belgium.

Abstract

An amendment to this paper has been published and can be accessed via the original article.