[Retracted] Application Effect of Different Concentrations of Platelet-Rich Plasma Combined with Quadriceps Training on Cartilage Repair of Knee Osteoarthritis

Figure 1

Comparison of articular cartilage thickness of the medial and lateral femur ( , mm). Note. The abscissa from left to right was T₁, T₂, and T₃, respectively, and the ordinate was thickness (mm). The black area was LCG, the dark gray area was MCG, and light gray was HCG. # indicated .

(a)

(b)