How did John Snow limit the cholera outbreak?
By creating a vaccine
Through quarantine
By removing a pump handle
With antibiotics
Answer
By removing a pump handle, John Snow limited the cholera outbreak by cutting off the source of the disease. He identified the Broad Street pump as the source of the outbreak, and by removing the pump handle, he prevented further spread of the disease. This was a key discovery in the history of epidemiology, and it helped to establish the importance of sanitation in preventing disease.
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