References
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2. Ch SH, ler, MD. Breaking the Thumb-Sucking Habit [Internet]. WebMD. [cited 2021 Apr 10]. Available from: https://www.webmd.com/baby/features/breaking-thumb-sucking-habit
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3. TTSC-Fact-Sheet-Thumb-and-Finger-Sucking.pdf [Internet]. [cited 2021 Apr 14]. Available from: http://www.mouthmatters.com.au/wp-content/uploads/2015/07/TTSC-Fact-Sheet-Thumb-and-Finger-Sucking.pdf
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9. ORHL2104 Week 2 _ Understanding Occlusion and Malocclusion.pptx.
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