Relationships between Treg/Th17 immune imbalance and serum PCT level and risk of acute exacerbation in patients with COPD

Cheng Xudong, Guo Qian
International Medicine and Health Guidance News . 2024, (22): 3807 -3811 .  DOI: 10.3760/cma.j.issn.1007-1245.2024.22.023