@article{cda321b1de0642048eddaf900796842b,
title = "Preference for different relaxation techniques by COPD patients: Comparison between six techniques",
author = "M.E. Hyland and D.M.G. Halpin and S. Blake and C. Seamark and M. Pinnuck and D. Ward and B. Whalley and C.J. Greaves and A.L. Hawkins and D. Seamark",
year = "2016",
doi = "10.2147/COPD.S113108",
language = "English",
journal = " International Journal of Chronic Obstructive Pulmonary Disease",
issn = "1176-9106",
publisher = "Dove Medical Press",
}