Thứ Sáu, 22 tháng 5, 2020

NPR News: The Race For A Polio Vaccine Differed From The Quest To Prevent Coronavirus

The Race For A Polio Vaccine Differed From The Quest To Prevent Coronavirus
In the 1950s, as Dr. Jonas Salk and virologist Albert Sabin worked to create a vaccine to prevent infantile paralysis, the threat from polio was already long familiar to Americans.

Read more on NPR
Health Care - May 23, 2020 at 02:14AM - The Race For A Polio Vaccine Differed From The Quest To Prevent Coronavirus

Không có nhận xét nào:

Đăng nhận xét