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Fig. 2 | BMC Oral Health

Fig. 2

From: Clinical features of non-syndromic late developing supernumerary teeth: a sign of the third dentition?

Fig. 2

The developmental stages of LDST. O: crypt with no calcification; Ci: calcification initiation; Cco: coalescence of cusps; Cr1/2: crown 1/2 complete; Cr3/4: crown 3/4 complete; Crc: crown complete; R1/4: root 1/4 length; R1/2: root 1/2 length; R3/4: root 3/4 length; Rc: root complete; Ac: apex closed. The classification criteria were proposed by Kuremoto et al. [24]

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BMC Oral Health

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