4Rabe KF,Hurd S,Anzueto A,et al.Global strategy for the diagmosis management,and preventiong of chronic obstructive pulmonury disease:GOLD executive summary[J].Am J Respir Crit Care Med,2007,176(6):532-555.
5Gosselink R.Breathing techniques in patients with chronic obstructive pulmonary disease (COPD)[J].Chron Respir Dis,2004,1(3):163-172.
6Cassburi R,Patessio A,loli F,et al.Reduction in exercise lactic acidosis and ventilation as a result of exercise training in patients with obstructive lung disease[J].Am Rev Respir Dis,1991,142:9-18.
