There needs to me more research.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6027314/
https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(05)70323-8/fulltext
Btw, you might be interested to know that among the Amish the incidence of Autism is only 1-in-271.
“Btw, you might be interested to know that among the Amish the incidence of Autism is only 1-in-271.”
You prolly know. Steve Kirsch has been doing some of that research on the Amish.