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. 2011 Feb 17;7(2):e1001086. doi: 10.1371/journal.pcbi.1001086

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Chen et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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A & B. Time courses of thigh/calf-1 (red), EGF1/EGF2 (blue), and EGF2/EGF3 (pink) hinge angles in the U1 SMD 1 (A) and U2 SMD (B). C & D. The EGF1/EGF2 (red squares) and EGF2/EGF3 (blue circles) hinge angles are plotted against the thigh/calf-1 hinge angle for the U1 SMD 1 (C) and U2 SMD (D). Solid lines are fits to the linear regions.