Clinical observation on curative effect of ultrasonic atomizing inhalation with qingrezhike mixture in treatment of acute exacerbation of chronic bronchitis patients
4Higgins JPT, Altman DG, Sterne JAC. Chapter 8 : Assessing risk of bias in included studies[M/OL]//Higgins JPT, Green S. Co- chrane Handbook for Systematic Reviews of Interventions Version 5.1. 0 (updated March 2011). [2015 - 01 - 10]. The Cochrane Collaboration, 2011. Available from www. cochrane - handbook. org.
5Jadad AR, Moore RA, Carroll D,et al. Assessing the quality of re ports of randomized clinical trials:Is blinding necessary? [J]. Con- trol Clin Trials, 1996,17(1) :1 - 12.
6Higgins JP, Thompson SG, Decks J J, et al. Measuring inconsisten- cy in meta- analysis[J]. BMJ,2003,327(7414) :557 - 560.
7Higgins JP,Thompson SG. Quantiying heterogeneity in a meta - analysis[J]. Stat Med,2002,21(11) :1539 - 1558.