The Case Against Mouth Breathing - William M Hang, DDS, MSD
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11 سال پیش
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In this video Dr Hang
In this video Dr Hang describes the facial changes for a boy that changed from breathing through his nose to breathing through his mouth - all because of a gerbil!
11 سال پیش
در تاریخ 1392/05/02 منتشر شده
است.
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