Research Article
Effects of Omalizumab on Serum Levels of Substance P, Calcitonin Gene-Related Peptide, Neuropeptide Y, and Interleukin-31 in Patients with Chronic Spontaneous Urticaria
Figure 4
Graph of change in interleukin-31. a, b: Different letters indicate which group the difference originates from (Dunn’s test).