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. 2016 Dec 30;9(1):14. doi: 10.3390/toxins9010014

Figure 3.

Figure 3

Classification of the DIT. The DIT can be found easily after removing the superficial muscle belly of the superficial part of the masseter. (A) Type A in which the DIT covers areas IV and V. (B) Type B in which the DIT covers areas V and VI. (C) Type C in which the DIT covers areas IV, V, and VI.