2British thoracic society standards of care. Non-in-vasive ventilation in acute respiratory failure[J]. Thorax, 2002, 57(3):192-211.
3Alejandro C, Arroliga MD. Non-in vasive positive pressure ventilation in acute respiratory failure: Does it improve outcomes. Clevel and Clinic Journal of Medicine, 2001,68(8): 677-680.
4Lightowler JV, Wedzicha JA, Elliott MW, et al. Non-invasive positive pressure ventilation to treat respiratory failure resulting from exacerbations of chronic obstructive pulmonary disease:cocbrane systematic review and meta-analysis. BMJ, 2003, 326 (7382) :185- 189.
