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. 2021 Jul 16;21:350. doi: 10.1186/s12903-021-01715-9

Fig. 2.

Fig. 2

SEM magnifications relating to the material residues of the three orthodontic adhesive systems that remain on the base of the brackets after debonding, in particular it is observed in a TXT (51×), b Leone (54×) and finally c Bisco (59×)