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(a) Schematic of the three arterial segments and main anatomic markers used in this study. (b–e) CTA of the limb flexion states demonstrating (b) standing (180°), (c) walking (110°), (d) sitting (90°) and (e) gardening (60°) postures. Note severe deformations of the femoropopliteal artery at the AH and below the knee. Intra-arterial markers are blue.
