Efficacy and safety of Jia Wei Bushen Yiqi formulas as an adjunct therapy to systemic glucocorticoids on acute exacerbation of COPD: study protocol for a randomized, double-blinded, multi-center, placebo-controlled clinical trial
- Resource Type
- Journal
- Source
TRIALS ; SEP 3 2020, 21 1, p760 16p.- Subject
- Language
- English
- ISSN
- 17456215