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David Cameron boosts aid to tackle dementia

19 June 2014 Last updated at 19:45 BST

Prime Minister David Cameron has pledged to increase funding for dementia research and to make new drugs more accessible, as part of a "big, bold global push" to beat the disease.

Speaking at a summit of experts in London, Mr Cameron described dementia as "one of the greatest enemies of humanity".

Earlier, Dr Dennis Gillings, the recently-appointed global dementia envoy, described progress on new research and treatments for the disease as "achingly slow".

Fergus Walsh reports.

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