Original Research

Impact of tiotropium + olodaterol on physical functioning in COPD: results of an open-label observational study

Sauer R, Hänsel M, Buhl R, Rubin RA, Frey M, Glaab T

International Journal of Chronic Obstructive Pulmonary Disease 2016, 11:891-898

Published Date: 27 April 2016