Chapter 291: Warmth_1

Su Pan'er vaguely remembers that in her previous life, it seemed the cowpox vaccine had to be used in combination with the drug called vaccine immunoglobulin.

Using cowpox in combination with this vaccine immunoglobulin, there would hardly be any side effects on the human body.

But here, there is no such thing, so she has set the death rate slightly higher.

"One in five hundred thousand? This..."

Jun Ruochen was speechless!

"Doctor Su, is it because of this one in five hundred thousand death rate that you hesitate and delay revealing the treatment method?"

Jun Ruochen didn't know what to say anymore.