What about Silver diamine fluoride? It has been used for decades in Japan so it'...

		arikrak on Dec 28, 2016 \| parent \| context \| favorite \| on: Researchers create gel that regrows tooth enamel (... What about Silver diamine fluoride? It has been used for decades in Japan so it's not just hypothetical. http://www.nytimes.com/2016/07/12/health/silver-diamine-fluo...