2Eltayara L,Becklake MR,Volta CA,et al.Relationship between chronic dyspnoea and expiratory flow-limitation in patients with chronic obstructive-pulmonary disease[J].Am J Respir Crit Care Med,1996,154(6 Pt 1):1726-1734.
3Appendini L,Potassio A,Zanaboni S,et al.Physiologic effects of positive end-expiratory pressure and mask pressure support during exacerbations of chronic obstructive pulmonary disease[J].Am J Respir Crit Care Med,1994,149(5):1069-1076.
4Coussa ML,Guerin C,Eissa NT,et al.Partitioning of work of breathing in mechanically ventilated COPD patients[J].J Appl Physiol,1993,75(4):1711-1719.
5Ninane V,Yernault J-C,DeTroyer A.Intrinsic PEEP in patients with chronic obstructive pulmonary disease.Am Rev Respir Dis,1993,148(4 Pt 1):1037-1042.
6Koulouris NG,Valta P,Lavoie A,et al.A simple method to detect expiratory flow limitation during spontaneous breathing[J].Eur Respir J,1995,8(2):306-313.
7Koulouris NG,Dimopoulou I,Valta P,et al.Detection of expiratory flow limitation during exercise in COPD patients[J].J Appl Physiol,1997,82(3):723-731.
8O'Donnell DE,Webb KA.Exertional breathlessness in patients with chronic airflow limitation:role of lung hyperinflation[J].Am Rev Respir Dis,1993,148(3):1351-1357.
9Tantucci C,Duguet A,Similowski T,et al.Effect of salbutamol on dynamic hyperinflation in chronic obstructive pulmonary disease patients[J].Eur Respir J,1998,12(4):799-804.
10Nickolaos GK,Epaminondas NK.Negative expiratory pressure:a new diagnostic tool in chest medicine[J].Pneumom,2002,15(3):254-262.
