Text: Magee, David J. (1997). Othopedic Physical Assessment. 3rd Ed. Philadelphia, PA. W.B. Saunders

    Text: Hopenfeld, Stanley. (1976). Physical Exam of the Spine and Extremties. New York, NY. Appleton-Century-Crofts.

    Text: Gallaspy, James and J. Douglas May. (1996). Signs and Symptoms of Athletic Injuries. St. Louis, MO. Mosby.