Traditional Chinese Herbal Patch for Short-Term Management of Knee Osteoarthritis: A Randomized, Double-Blind, Placebo-Controlled Trial

<table>Mean changes of VAS score by treatment group during the 7-day intervention period.</table>

Evidence-Based Complementary and Alternative Medicine

Figure 2: Traditional Chinese Herbal Patch for Short-Term Management of Knee Osteoarthritis: A Randomized, Double-Blind, Placebo-Controlled Trial 