The Interaction of Knee, Hip and L5-S1 Joint Contact Forces and Spatiotemporal Variables Between Sound and Prosthetic Leg in Patients with Unilateral Below-Knee Amputation During Walking Journal title: Journal of Rehabilitation Sciences and Research Authors: Keyvan sharifmoradi, Mohammad Taghi Karimi, Mostafa Kamali Ardekani, Ali Tahmasebi Subject(s):