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Figure 5 Comparison of vascular distensibility between young smokers and control subjects quantified by magnetic resonance imaging at (a) different sites of the aorta, (b) in the common carotid artery, and (c) in the brachial artery. AA = ascending aorta; BA = brachial artery; CCA = common carotid artery; DDA = distal descending aorta; PDA = proximal descending aorta. Solid bars = smokers; open bars = controls. *p < 0.05.