A phase Ⅳ clinical study on Liqi Huoxue Gutta Pills for treating chronic stable angina pectoris of coronary heart disease: an analysis in diabetes subgroupWang Xiaofeng, Zhang Xuejuan, Wang Tian, Fan Ruihong, Xu Dongyun, Zhao Xiaohua, Xu Hui, Xu Huimei, Shen Chunfu, Xiao Changjiang, Chen Ling, Lyu Qinglian, Xu Po, Jiang Weidong, Yang Qiaogang, Liu Baoshan, Shen Anming, Xu Su'e, Wang Zhentao, Long Mingzhi, Zhou Yabin, Liu Shurong, Li Fengchun, Wang huizhi, Deng Yue, Ye Suilin, Chen Shouqiang, Yuan Huishu, Deng Bing, Xu Xinjuan, Xia Bihua, Zhao Yingqiang, Sun Gang, Liu Sutang, Xiao Hong, Sun Jie, Zhou Rui, Xu Yong, Zhang Yongguang, Wang Xiaolong, Bi Yuxue, Sun Xu, Wu Zonggui