Search the entire Understanding Patient Data site Search Finding treatments for Covid-19 Extending the UK flu vaccination programme to children Comparing the uptake of emergency operations for heart attack across England 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