A multicenter, randomized, double-blind, parallel controlled clinical study: evaluate the efficacy and safety of metoprolol tartrate tablets combined with tongmai yangxin pill on premature ventricular contraction
Sun Xipeng, Zhu Guohua, Luo Hongyu, Liu Rongkun, Yang Zheng, Li Jing, Xu Jinpeng, Geng Tong, Zhang Kaihua, Hua Qi
Journal of Capital Medical University . 2019, (3): 389 -395 .  DOI: 10.3969/j.issn.1006-7795.2019.03.013