Why have autism rates ‘exploded’ in New Jersey?

Researchers at Rutgers University have revealed that pre-schoolers in New Jersey have the highest rates of autism ever recorded in the US.

From https://www.news-medical.net/news/20190415/Why-have-autism-rates-exploded-in-New-Jersey.aspx

from
https://healthnews010.wordpress.com/2019/04/16/why-have-autism-rates-exploded-in-new-jersey/

From https://heidifrost.blogspot.com/2019/04/why-have-autism-rates-exploded-in-new.html

from
https://heidifrost0.wordpress.com/2019/04/16/why-have-autism-rates-exploded-in-new-jersey/