Effect of panax notoginseng saponins on functional imbalance of T helper 1 and T helper 2 cells in elderly patients with unstable angina pectoris
Guo Zhihua, Lu Pei, Lu Xiaoyan, Huang Shuyan, Chen Xing
International Medicine and Health Guidance News . 2022, (4): 532 -536 .  DOI: 10.3760/cma.j.issn.1007-1245.2022.04.022