816481.fig.001a
(a)
816481.fig.001b
(b)
816481.fig.001c
(c)
816481.fig.001d
(d)
816481.fig.001e
(e)
816481.fig.001f
(f)
Figure 1: Experimental groups with different post depth (5, 7, and 9 mm) and postspace with (groups a, b, c) and without (groups d, e, f) a ferrule effect.