Figure 1.

Gross anatomy of the patella and the femoral quadriceps: posterior views. VM, vastus medialis; VI, vatsus intermedialis; VL, vastus lateralis; and P, patella. Dotted lines correspond to the longitudinal cuts which were then continued through the patella itself dividing the patella into medial, central and lateral parts.

Toumi et al. Arthritis Research & Therapy 2014 16:R1   doi:10.1186/ar4426
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