RT期刊文章SR电子T1温和派and severe exacerbations accelerate physical activity decline in COPD patients JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1702110 DO 10.1183/13993003.02110-2017 VO 51 IS 1 A1 Demeyer, Heleen A1 Costilla-Frias, Marcos A1 Louvaris, Zafeiris A1 Gimeno-Santos, Elena A1 Tabberer, Maggie A1 Rabinovich, Roberto A. A1 de Jong, Corina A1 Polkey, Michael I. A1 Hopkinson, Nicholas S. A1 Karlsson, Niklas A1 Serra, Ignasi A1 Vogiatzis, Ioannis A1 Troosters, Thierry A1 Garcia-Aymerich, Judith YR 2018 UL //www.qdcxjkg.com/content/51/1/1702110.abstract AB