Tongmai Yangxin Pill combined with metoprolol or metoprolol alone for the treatment of symptomatic premature ventricular complex: a multicenter, randomized, parallel-controlled clinical study

Liu, LJ; Zhu, GH; Luo, HY; Sun, XP; Li, J; Hua, Q

Hua, Q (通讯作者),Capital Med Univ, Xuanwu Hosp, Dept Cardiol, Beijing, Peoples R China.

JOURNAL OF GERIATRIC CARDIOLOGY, 2022; 19 (4): 284