What Doctors Don't Tell You* Seven-year-old Amy had overcrowded teeth, which David Hefferon fixed by expanding her jaw, using a ‘functional appliance’ followed by wire braces. Hefferon also noticed a small scar on the girl’s head. This, he felt, might interfere with the...
* Seven-year-old Amy had overcrowded teeth, which David Hefferon fixed by expanding her jaw, using a ‘functional appliance’ followed by wire braces. Hefferon also noticed a small scar on the girl’s head. This, he felt, might interfere with the...
