1Diaz O,Iglesia R,Ferrer M,et al.Effects of noninvasive ventilation on pulmonary gas exchange and hemodynamics during acute hypercapnic exacerbations of chronic obstructive pulmonary disease.Am J Respir Crit Care Med,1997,156:1840-1845.
2Stell IM,Paul G,Lee KC,et al.Noninasive vetilator triggering in chronic obstructive pulmonary disease.A test lung comparison.Am J Respir Crit Care Med,2001,164:2092-2097.
3Elliott MW.Noninvasive ventilation in COPD patients with chronic respiratory failure.Monaldi Arch Chest Dis,2000,55:58-61.
4The American Throacic Society.International consensus conferences in intensive care medicine:non-invasive positive pressure ventilation in acute respiratory failure.Am J Respir Crit Care Med,2001,163:283-291.