Objectively identified comorbidities in chronic obstructive pulmonary disease: impact on pulmonary rehabilitation outcomes
Rafael Mesquita, Lowie E.G.W. Vanfleteren, Frits M.E. Franssen, Janeli Sarv, Ziad Taib, Miriam T.J. Groenen, Swetlana Gaffron, Piet L.B. Bruijnzeel, Fabio Pitta, Emiel F.M. Wouters, Martijn A. Spruit
European Respiratory Journal 2015; DOI: 10.1183/09031936.00026215