Health
Covid-19: tracking the spread of a virus in real time – podcast – The Guardian
Nicola Davis speaks to Dr Estée Török about detecting viral genetic mutations in Covid-19 patient samples to investigate hospital outbreaks

Central to infectious disease control is tracking the spread of a pathogen through the population. In Cambridge, UK, researchers are looking at genetic mutations in samples from Covid-19 patients to rapidly investigate how and where hospital transmissions are occurring. Dr Estée Török tells Nicola Davis what this real-time pathological detective work can reveal about the origins of an outbreak
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