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Zhang S, Liang C, Yang Y, Zhao Z, Li J, Meng X. Effects of Yangxinshi tablet on exercise tolerance in patients with coronary heart disease: A protocol of randomized, double-blind, placebo-controlled, and multi-center trial. Medicine (Baltimore). 2020 Jul 31;99(31):e21485. PMID: 32756176; PMCID: PMC7402915. |