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2. Isokinetic exercise: clinical usage;Coplin;Journal of the National Athletic Trainers Association,1971
3. Effect on maximal strength of submaximal exercise in Duchenne muscular dystrophy;DeLateur;American Journal of Physical Medicine,1979
4. Isokinetic torque levels for high-school football players;Gilliam;Archives of Physical Medicine and Rehabilitation,1979
5. Effect of muscular tension on knee stability;Goldfuss;Medicine and Science in Sports,1973