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What Is E. Coli And Why Is It Dangerous?

Escherichia Coli are bacteria that live in humans and animals intestines.. Although most E. coli strains are harmless some can cause illnesses such as diarrhea, abdominal pain, fever and vomiting.These strains can be transmitted through contaminated water or food, or contact with animals or persons. Symptoms typically appear 3 or 4 days after exposure.
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