| D E N T A L E F F E C T S P R I M A R Y D E N T I T I O N |
| Sucking
Mechanism |
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| Posterior Crossbite |
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| Anterior Open Bite |
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| Excessive Overjet |
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| Class II Relationship |
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| R I C H A R D Y O O N |
| 1.9 |