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Showing posts with label Mary Mallon. Show all posts
Showing posts with label Mary Mallon. Show all posts

Mary Mallon

September 05, 2019
Mary Mallon Mary Mallon, better known as Typhoid Mary, was the first person in the United States identified as carrier without obvious clinical signs of disease the symptoms of microorganisms that can cause typhoid fever. Mary Mallon was born in Cookstown, County Tyrone,...