But is it possible that many of the New World’s smallpox deaths could have been prevented? Accounts from both China and India ...

Over the past decade immunological research in China has developed rapidly ... founder of immunology for generating a vaccine against smallpox. In 1798, Jenner inoculated a boy using pus from ...

People did notice, however, that once someone had survived smallpox, they never got it again. So, in the 10th century, people in China began taking some pus from the infected blisters and ...

But is it possible that many of the New World’s smallpox deaths could have been prevented? Accounts from both China and India in the 1500s tell of how these civilizations were inoculating their ...