RT Journal T1 A study of the mechanism of Qingre Huatan therapy in treatment of acute exacerbation of chronic obstructive pulmonary disease by improving airway inflammation and mucus hypersecretion A1 Weng Li, Bing Mao, Gang Wang, Lei Wang, Jing Chang, Ying Zhang, Mei-hua Wan, Jia Guo PB Journal of Integrative Medicine FD 2008-08-20 YR 2008 JF Journal of Integrative Medicine JO Journal of Integrative Medicine VO 6 IS 8 SP 799 DO 10.3736/jcim20080806 K1 ;chronic obstructive airway disease;clearing heat and resolving phlegm;randomized controlled trial;interleukin-8;interleukin-10;neutrophil elastase LK {http://www.jcimjournal.com/EN/article/article_801.shtml}