Teeth That Replace ThemselvesD1 Stem-cell re
Post# of 63910
Posted On: 07/02/2013 7:53:58 AM
![[image]](http://si.wsj.net/public/resources/images/OB-YA819_lab070_D_20130701134126.jpg)
Teeth That Replace Themselves
Stem-cell research makes progress in a quest to avoid root canals and the dreaded drill at the dentist's office.
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