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 Indian J Med Microbiol  
 

Figure 1: Schematic diagram illustrating the experimental procedures. (a) delimited area; (b) removal root; (c) bleaching agent; (d) removal bleaching agent; (e) groups; (f) etching with phosphoric acid; (g) bonding procedures; (h) preparations of samples for microtensile test; (i) sticks; (j) microtensile test; (k) the stick rupture.

Figure 1: Schematic diagram illustrating the experimental procedures. (a) delimited area; (b) removal root; (c) bleaching agent; (d) removal bleaching agent; (e) groups; (f) etching with phosphoric acid; (g) bonding procedures; (h) preparations of samples for microtensile test; (i) sticks; (j) microtensile test; (k) the stick rupture.