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. 2024 Nov 1;16(11):e1386–e1392. doi: 10.4317/jced.62088

Figure 1.

Figure 1

A: Frontal photograph, at rest, for creation of database for network training. B: Frontal photograph, while smiling, for creation of database for network training. C: Frontal photograph, biting wooden lollipop stick for creation of database for network training. D: Profile photograph, at rest, for creation of database for network training.