Strengthening techniques of the quadriceps muscles: an electromyographic evaluation.
D000328:Adult; D004576:Electromyography; D005081:Exercise Therapy; D005260:Female; D006801:Humans; D007866:Leg / Q000502:physiology*; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000502:physiology*