Add-On Effect of Chinese Herbal Medicine Bath to Phototherapy for Psoriasis Vulgaris: A Systematic Review

<table>study selection PRISMA flow chart. CHM: Chinese herbal medicine; RCT: randomized controlled trial. PASI: the psoriasis area and severity index; UVA/UVB: ultraviolet A/B.</table>

Evidence-Based Complementary and Alternative Medicine

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Figure 1

Figure 1: Add-On Effect of Chinese Herbal Medicine Bath to Phototherapy for Psoriasis Vulgaris: A Systematic Review 