Which information makes this article reliable? Fluoride has been added to drinking water since the 1960s. Some people doubt the necessity of fluoridation. More than 50 studies were conducted. Fluoride

asked Feb 28, 2021 53.7k views

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5 votes

Answer:

The Correct answer should be a

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PMan answered Mar 3, 2021

by PMan

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4 votes

Answer:Fluoride has been added to drinking water since the 1960s

Explanation:just took quiz

Iank answered Mar 6, 2021

by Iank

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