Debate over vaccines and autism continues

http://www.cnn.com/2005/HEALTH/conditions/06/28/autism.debate.ap
"Did older vaccines, which contained more thimerosal than the trace amounts in modern ones, raise the risk of autism?"
"Are there risks today? Flu vaccine sold in multidose vials still contains the preservative, and the government urges flu shots for pregnant women and young children even though not enough thimerosal-free ones are available, critics say."