1. Amis AA, Firer P, Mountney J, Senavongse W, Thomas NP (2003) Anatomy and biomechanics of the medial patello femoral. Knee 10:215–220
2. Beaconsfield T, Maffulli N, Chan KM (1998) Patello-femoral disorders: an imaging approach. In: Chan KM et al (eds) Controversies in orthopedic sports medicine. Williams and Wilkins Asia-Pacific Ltd., Hong Kong, pp 256–271
3. Beaconsfield T, Pintore E, Maffulli N, Petri GJ (1994) Radiological measurements in patellofemoral disorders. A review. Clin Orthop Relat Res 308:18–28
4. Bernageau J, Goutallier D (1984) Examen radiologique de l’articulation fémoro-patellaire. Actualités Rhumatologiques Expansion Scientifique Française, Paris, pp 105–110
5. Biedert RM, Bachmann M (2009) Anterior-posterior trochlear measurements of normal and dysplastic trochlea by axial magnetic resonance imaging. Knee Surg Sports Traumatol Arthrosc 17:1225–1230