Long-Term Follow-Up of Chinese Herbal Medicines Combined with Conventional Treatment in Patients with Acute Coronary Syndrome after Percutaneous Coronary Intervention: A Multicenter Randomized Controlled Trial - WANG Pei-li ZHANG Lei WANG Shao-li YANG Qiao-ning GAO Zhu-ye DU Jian-peng ZHANG Da-wu FU Chang-geng GU Feng XU Hao Li Li-zhi WANG Cheng-long SHI Da-zhuo (中国结合医学杂志：英文版, 2017)