Responsiveness of PROactive instruments to measure physical activity in COPD patients
Judith Garcia Aymerich, Milo Puhan, Corina de Jongh, Heleen Demeyer, Damijan Erzen, Elena Gimeno Santos, Nicholas Hopkinson, Niklas Karlsson, Zafeiris Louvaris, Michael Polkey, Roberto Rabinovich, Solange Rohou, Noah Rubio, Ignasi Serra, Mario Scuri, Maggie Tabberer, Thys Van der Molen, Ioannis Vogiatzis, Thierry Troosters
European Respiratory Journal Sep 2016, 48 (suppl 60) PA1896; DOI: 10.1183/13993003.congress-2016.PA1896