Search the entire Understanding Patient Data site Search Finding treatments for Covid-19 Extending the UK flu vaccination programme to children Reducing nationwide variation in stroke prevention and treatment Equal access to bowel cancer treatments in Yorkshire Improving treatment of teenage anxiety and depression Using data to plan services for people living with and beyond cancer Identifying Covid-19 as a public health risk through data analysis The impact of air pollution on health Using pan-European data to understand how air pollution affects health Disproving the link between the MMR vaccine and autism Investigating trends in diabetes across ethnic groups Understanding why diabetes rates vary between ethnic groups