THE HYPOTHESIS. “Pondering this, Jenner concluded that cowpox not only protected against smallpox but also could be transmitted from one person to another as a deliberate mechanism of protection.”
https://lnkd.in/eQfnZZv
THE HYPOTHESIS. “Pondering this, Jenner concluded that cowpox not only protected against smallpox but also could be transmitted from one person to another as a deliberate mechanism of protection.”
https://lnkd.in/eQfnZZv