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A 29-year-old patient complains of decay of the 21 tooth, an aesthetic defect. O...
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A 29-year-old patient complains of decay of the 21 tooth, an aesthetic defect. Objectively: on the medial surface of the 21 tooth there is a carious cavity, the cutting edge is partly decayed. Specify the class of this cavity according to Black's classification:
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❌
❌
❌
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