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Cycle frequency, 1/stance duration, and 1/swing duration as a function of the speed of locomotion for all subjects: ● for infant A, ○ for B, ♦ for C, ◇ for D, ■ for E, □ for F, and × for G. Regression lines are also showed. The strong linear correlation between locomotion speed and cycle frequency (resp. 1/stance duration) is noticeable.
