1. Dye SF. The pathophysiology of patellofemoral pain. Presented at: 48th Annual National Athletic Trainers Association meeting; June 19, 1997; Salt Lake City, UT.
2. Fulkerson JP, editor. Disorders of the patellofemoral joint. 3rd ed. Baltimore: Williams & Wilkins; 1997.
3. Insall J. Current concepts review: patella pain. J Bone Joint Surg Am. 1982;64:147–52.
4. Nimon G, Murray D, Sandow M, Goodfellow J. The natural history of anterior knee pain: a 14- to 20-year follow-up of non-operative management [abstract]. Orthop Trans. 1996;20:91.
5. Sandow MJ, Goodfellow JW. The natural history of anterior knee pain in adolescents. J Bone Joint Surg (Br). 1985;67:36–8.