4R.Nageswara Rao, V. Nagaraju.An overview of the recent trends indevelopment of HPLC Methods for determination of impurities in drugs. Journal of Pharmaceutical and Biomedical Analysis.2003 : 56-57.
5Alavaikko S,Jaakkola MS, Jaakkola J J, et al. Asthma and Caries:A Systematic Review and Meta-Analysis [ J]. Am J Epidemiol, 2011, 174(6) :631 -641.
6Murphy DM,O' Byme PM. Recent advances in the pathophysiology of asthma[ J]. Chest,2010,137 (6) : 1417 - 1426.
7Masoli M,Fabian D,Holt S, et al. The global burden of asthma:ex- ecutive summary of the GINA Dissemination Committee report [ J ]. Allergy,2004, 59(5 ) :469 -478.
8Levya ML,Thomasb M, Smalle IR, et al. Summary of the 2008 BTS/ SIGN British Guideline on the Management of Asthma [ J ]. Prim Care Respir J,2009,18(Suppl 1 ) :S1 - 16.
9Slim LK, Nini E, Forestier D, et al. Methodological index for non- randomized studies (MINORS) : development and validation of a new instrument [J]. ANZ J Surg,2003,73(9) :712 -716.
10Mclomack PL, Lyseny-Williamson KA. Budesonide/formoterol : A re- view of its use as maintenance and reliever inhalation therapy in asthma[ J ]. Drugs,2007,67 (16) :2407 - 2431.