Fig. 4From: Effects of Lianhuaqingwen Capsules in adults with mild-to-moderate coronavirus disease 2019: an international, multicenter, double-blind, randomized controlled trialCumulative negative conversion rate of SARS-CoV-2 NAAT findings in the treatment group (red curve) and placebo group (blue curve) according to the full-analysis set. No significant difference was shown between the two curves for each individual time pointsBack to article page