The Effects of Safflower Yellow on Acute Exacerbation of Chronic Obstructive Pulmonary Disease: A Randomized, Controlled Clinical Trial

<div>The molecular structure of hydroxysafflor yellow A.</div>

Evidence-Based Complementary and Alternative Medicine

Figure 1: The Effects of Safflower Yellow on Acute Exacerbation of Chronic Obstructive Pulmonary Disease: A Randomized, Controlled Clinical Trial 