1. Functional considerations in the fitting of above-knee prostheses;Radcliffe,1970
2. Amputation: energy cost of ambulation;Huang;Arch Phys Med Rehabil.,1979
3. Energy expenditure;Waters,1992
4. Energy cost of walking amputees: the influence of level of amputation;Waters;J Bone Joint Surg.,1976
5. Energy expenditure of normal and abnormal ambulation;Waters,1990