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Changes in serum biomarkers over time. The median percentage change from baseline over 24 weeks is shown for A, serum complement C3 levels (C3‐low patients), B, serum complement C4 levels (C4‐low patients), C, anti–double‐stranded DNA (anti‐dsDNA) antibody levels (anti‐dsDNA antibody–positive patients), and D, serum IgG levels.
