There is no evidence that this recovery was caused by the mercury in fillings. Statistical evidence from the millions of people who have had mercury fillings suggests that even if this was the cause of Mary Stephenson's psychiatric problems then she is a very rare case. Yet your programme will have made thousands of viewers worry about their fillings, and led many to believe that they are in danger and should even consider the painful, costly and completely unnecessary replacement of perfectly safe fillings.
Richard Ellis, Micheldever, Hants, UK