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| Narrow Smile | Broad Smile |
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| Underdeveloped Lower Jaw |
Normal Jaw 7 Months Later |
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| Cross Bite Pre-Treatment |
Cross Bite Corrected 3 Years Later |
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| Effects of Finger Habit | Habit Corrected |
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| Narrow Arch Posterior Crossbite Right |
Broad Arch 4 Years Later |