Tag: Epidemiology
A Tale of Two Pandemics: The Black Death and COVID-19 –...
The Black Death was the worst pandemic in human history, killing nearly 20 million people in about three years between 1347 and...
The Invention of the Polio Vaccine
It was the year 1894. In the burning, bustling streets of New York City, an unseen and mysterious enemy lurked, preying on...