Ever since scientists saw, 70 years ago, what they thought was a link between fluoride in the water supply and a lower incidence of tooth decay, fluoride - in toothpaste, mouth-washes, tablets and drinking water - has been the most popular...
Ever since scientists saw, 70 years ago, what they thought was a link between fluoride in the water supply and a lower incidence of tooth decay, fluoride - in toothpaste, mouth-washes, tablets and drinking water - has been the most popular...