Fig. 4
The cross-sectional areas in the middle segment of femoral shaft at the end of experiment. Error bars represent SD. △Statistically different from the ex group (p < 0.05); *Statistically different from the eb5 group (p < 0.05); ◇Statistically different from the eb12 group (p < 0.05); #Statistically different from the eb19 group (p < 0.05); □Statistically different from the eb26 group (p < 0.05)