Delivering major improvements in dementia care and research by 2015

"The NHS routinely collects data on patients as they receive care, which is a rich source of information about how disease and treatments work. The information collected includes data on biomarkers, diagnosis, treatment and clinical outcomes. This information is vital to understanding how the NHS and Social Care system can improve outcomes for patients, yet it remains a relatively untapped resource."

The Prime Minister's Challenge on dementia: Delivering major improvements in dementia care and research by 2015: annual report of progress
Department of Health
May 2013

Read more here.