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Fig. 4 | BMC Oral Health

Fig. 4

From: The optimal orthodontic displacement of clear aligner for mild, moderate and severe periodontal conditions: an in vitro study in a periodontally compromised individual using the finite element model

Fig. 4

The stress values of root apex in three periodontal conditions. a The stress values of the lower anterior teeth under three different periodontal conditions with axial inclination 90°. b The stress values of the lower anterior teeth under three different periodontal conditions with axial inclination 100°

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