The new research is the first to measure community water fluoridation exposure during childhood and any potential impact on cognition up to age 80.
The paper is here
The new research is the first to measure community water fluoridation exposure during childhood and any potential impact on cognition up to age 80.
The paper is here
This is objectively false history as neither were particularly popular in Wisconsin in the 1950s.
They both certainly existed, though the latter was somewhat underground in the 1950s.
It’s easy to find documentation of their positions on fluoridation; it’s not so common to find evidence of environmental groups opposing it when there was a clear public health benefit.
They existed, in the US south, underground and still using fronts like the Daughters of the confederacy.