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Thimerosal is a mercury-containing preservative that has been used in some vaccines and other products since the 1930's. Mercury has long been known to be highly toxic.

'''Thimerosal''' is a [[mercury]]-containing preservative that has been used in some [[vaccines]] and other products since the 1930's. Mercury has long been known to be highly toxic.

In July 1999 the U.S. Public Health Service, the American Academy of Pediatrics, and vaccine manufacturers agreed that thimerosal should be reduced or eliminated from vaccines as a precautionary measure.  

In July 1999 the U.S. Public Health Service, the American Academy of Pediatrics, and vaccine manufacturers agreed that thimerosal should be reduced or eliminated from vaccines as a precautionary measure.  

Today, the government claims that all routinely recommended childhood vaccines manufactured for the U.S. market contain either no thimerosal or only trace amounts.  But physicians continued to use vaccines containing thimerosal long after the recommendation of its elimination, in order to clear the old inventory of pharmaceutical companies.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#t</ref>

Today, the government claims that all routinely recommended childhood vaccines manufactured for the [[United States]] [[market]] contain either no thimerosal or only trace amounts.  But physicians continued to use vaccines containing thimerosal long after the recommendation of its elimination, in order to clear the old inventory of pharmaceutical companies.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#t</ref>

==References==

==References==