Fig. 4
From: Efficacy and mechanisms of traditional Chinese medicine for COVID-19: a systematic review
![Fig. 4](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13020-022-00587-7/MediaObjects/13020_2022_587_Fig4_HTML.png)
Primary outcome (1) in RSs
From: Efficacy and mechanisms of traditional Chinese medicine for COVID-19: a systematic review
Primary outcome (1) in RSs