But a study also showed that the scheme reduced cases of diarrhoea, acute respiratory infections and eye infections among participating Indian families.
Among people who develop symptoms, the majority have mild or moderate symptoms, while a minority develop acute watery diarrhoea with severe dehydration.
However, the current outbreak is a new strain of E.coli which produces a toxin which can damage the kidneys. Symptoms include diarrhoea, severe cramps, and fevers.
The research used satellite imagery of hospital parking lots in Wuhan and data for symptom-related queries on search engines for things such as " cough" and " diarrhoea."