There are more tooth decay problems in children in Calgary since the city stopped adding fluoride to the drinking water supply in 2011, according to a study.
from CBC | Health News http://ift.tt/1R7NsAr
There are more tooth decay problems in children in Calgary since the city stopped adding fluoride to the drinking water supply in 2011, according to a study.
Aucun commentaire:
Enregistrer un commentaire