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Fig. 2. —Scatterplot shows bronchial wall thickening scores for pediatric patients with persistent symptoms of asthma in group A (moderate persistent symptoms, n = 15), group B (severe persistent symptoms, n = 12), and group C (control subjects, n = 21). Scores were based on number of bronchial sections visible at three levels in right lung on high-resolution CT (HRCT). Horizontal lines = medians.