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  Indian J Med Microbiol
 

Figure 1: (a) Instron machine set up used in this experiment, (b) Specially designed fixture. Two brackets were soldered and the length of each wire was fixed at 14 mm to simulate the clinical inter-bracket distance

Figure 1: (a) Instron machine set up used in this experiment, (b) Specially designed fixture. Two brackets were soldered and the length of each wire was fixed at 14 mm to simulate the clinical inter-bracket distance