3Riario-S forza GG, In corvaia C, Paterniti F, et al. Effects of pulmonary rehabilitation on exercise capacity in patients with COPD:a number needed to treat study[ J]. Int J Chron Obstruc Pulmon Dis,2009, 4:315-319.
4British Thoracic Society Standards of Care Subcommittee on Pulmonary Rehabilitation. Pulmonary rehabilitation [ J ]. Thorax, 2001,56 : 827-834.
5Weiner P, Magadle R, Beckennan M, et al. Specific expiratory muscle training in COPD[ J]. Chest,2003,124:468-473.
6Ollenschlager G, Kopp I, Le|gemann M. The German Program for Disease Management Guidelines: COPD Guideline 2006. Short review[ J ]. Med Klin (Munich) ,2007,102 ( 1 ) :50-55.
8American Thoracic Society. Pulmonary rehabilitation--1999 [ J ]. Am J Respir Crit Care Med, 1999,159 : 1666-1682.
9Weiner P, Magadle R, Beckennan M, et al. Maintenance of inspiratory muscle training in COPD patients:one year follow-up [ J ]. Eur Respir 3,2004,23:61-65.
10Hill NS. Pulmonary rehabilitation [ J ]. Proc Am Thorac Soc, 2006,3 ( 1 ) :66-7g.
