slightly significantp < 0.05
The difference between groups was slightly significant after 3 months of treatment ( p < 0.05) and became more evident at 6 months ( p < 0.01) (Fig. 2 a).
The difference between groups was slightly significant after 3 months of treatment ( p < 0.05) and became more evident at 6 months ( p < 0.01) (Fig. 2 a).