315023.fig.001a
(a)
315023.fig.001b
(b)
315023.fig.001c
(c)
315023.fig.001d
(d)
Figure 1: SEM microphotographs ((a), (b): ×20 and (c), (d): ×2500) of the two different bracket mesh designs tested: anchor pylons ((a), (c)) and 80-gauge mesh ((b), (d)).