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. 2017 Jun 12;7:3315. doi: 10.1038/s41598-017-03628-6

Figure 2.

Figure 2

Rubber-dam isolation of the rat mandibular molar. (a) Rat mandibular first molar with four roots and a crown with a mesiodistal diameter of approximately 3 mm. (b,c) Isolation of the tooth with a custom-made rubber-dam clamp.