The FDA and other Big Pharma apologists have been attempting nonstop to hide the real issue about Thimerosal. In the 1990s, the FDA brain trust decided to add a whole new panoply of required infant vaccines. To cut costs, etc., they decided TO COMBINE three or more of the separate vaxxcines into one. However, that same 'brain trust' neglect to take into the CUMMALITIVE amount of the Thimersosal (Mercury component) preservative ALREADY IN the separate vaccines. So they ended up giving tens of thousands of infants vaxxcines with100xs over the recommended 'safe' level of Mercury for infants. THIS is the Thimerosal-Autism CAUSAL connection!
…"In 1999, FDA determined that under the recommended childhood immunization schedule, infants might be exposed to cumulative doses of ethylmercury that exceed some federal safety guidelines established for ingestion of methylmercury, another form of organic mercury (Ball et al., 2001)"….
https://www.ncbi.nlm.nih.gov/books/NBK223724/