1Pfeifer S,Zissel G, Kienast K,et al. Reduction of cytokine release of blood and bronchoalveolar mononuclear cells by ambroxol. Eur J Med Res, 1997,2 (25) : 129.
2Shrestha M,O’Brien T,Haddox R,et al.Decreased duration of emergency department treatment of chronic obstructive pulmonary disease〔J〕[].Annals of Emergency Medicine.1991
3Ferreira I M,Brooks D,Lacasse Y,et al.Nutritional supplementation for stable chronic obstructive pulmonary disease〔DB OL〕[]..2001
4Anthonisen N R.Antibiotic therapy in exacerbation of chronic obstructive pulmonary disease〔J〕[].Annals of Internal Medicine.1997
5Authonisen N R,Manfreaa J,Warren C P W,et al.Antibiotic therapy in exacerbation of chronic obstructive pulmonary disease〔J〕[].Annals of Internal Medicine.1982
6Pines A,Raafat H,Placinski K,et al.Antibiotic regimes in severe and acute purulent exacerbation of chronic bronchitis〔J〕[].British Medical Journal.1968
7Saint S,Bent S,Vittinghaoff E,et al.Antibiotics in chronic obstructive pulmonary disease exacerbations: a meta analysis 〔J 〕[].The Journal of The American Medical Association.1995
9Knaus W A,Wagner D P,Draper E A,et al.Risk prediction of hospital mortality for critically ill hospitalized adults〔J〕[].Chest.1991
10Weir D C,Gore R I.Corticosteriod trial in non asthmatic airflow obstruction: comparison of oral prednisolone and inhaled beclomethasone clipropionate〔J〕[].Thorax.1990