3NHLBI/WHO Workshop Report. Global Initiative for Chronic Obstructive Pulmonary Disease(GOLD) Guidline. Global strate- gy for the diagnosis, management and prevention of chronic ob- structive pulmonary disease [R/OL]. 2011. http://www, gold- copd. org/guidelines - global - strategy - for - diagnosis - manage- ment. html.Accessed September 16,2013.
4Holland AE, Mahal A, Hill CJ,et al. Benefits and costs of home- based pulmonary rehabilitation in chronic obstructive pulmonary disease-a multi- centre randomised controlled equivalence trial [J]. BMC Pulmonary Medicine, 2013,13 : 57.
5Saskia WM Weldam,Jan -Willem J Lammers. Perceived quality of life in chronic obstructive pulmonary disease patients: A cross - sectional study in primary care on the role of illness perceptions [J]. BMC Family Practice, 2014,15 : 140.
6Subin VR, Sahoo VP. Effect of upper limb, lower limb and com- bined training on health - related quality of life in COPD[J]. Lung India,2010,27(1) :4 - 7.
7Chan AW, Lee A, Suen LK, et al. Tai chi Qigong improves lung functions and activity tolerance in COPD clients: A single blind, randomized controlled trial[J]. Complement Ther Med, 2011,19 (1):3-11.
9Yeh GY,Roberts DH,Wayne PM,et al. Tai chi exercise for patients with chronic obstructive pulmonary disease= a pilot study [J]. Respir Care, 2010,55 (11 ) : 1475 - 1482.
