Correlation Analysis and Predictive Value of Plasma CD8, PD-1, PD-L1, TGF-β1, MMP-14 with the Degree of Coronary Artery Stenosis in Patients with Coronary Heart Disease  Acta Medicinae Universitatis Scientiae et Technologiae Huazhong . 2022, (1): 88 -94 .  DOI: 10.3870/j.issn.1672-0741.2022.01.016