Research Article

A Randomized, Double-Blind, Controlled Clinical Study on the Curative Effect of Huaier on Mild-to-Moderate Psoriasis and an Experimental Study on the Proliferation of Hacat Cells

Figure 2

Comparison of sPGA between the 2 groups after 2 weeks and 4 weeks of treatment. After 2 weeks of treatment, there was no significant difference in sPGA score between the two groups. After 4 weeks of treatment, a significant difference was found (P<0.01).