Original Research

The contribution of symptoms and comorbidities to the economic impact of COPD: an analysis of the German COSYCONET cohort

Wacker ME, Kitzing K, Jörres RA, Leidl R, Schulz H, Karrasch S, Karch A, Koch A, Vogelmeier CF, Holle R

International Journal of Chronic Obstructive Pulmonary Disease 2017, 12:3437-3448

Published Date: 4 December 2017