The Emperor finally looked at Gu Chengrui, standing at the side, pretending to be stupid. He asked in a bad mood, "Gu Chengrui, tell me what you think?"
"Emperor, if you want to push out the vaccine as soon as possible, the methods of the imperial physicians are not bad.
"But in the long run, it's still lacking."
"Oh, tell me?" The Emperor nodded. He also felt something was wrong but couldn't figure out what.
Although the few imperial physicians were indignant, they did not refute him because he discovered the vaccine.
However, they still turned to look at him, wanting to see what good ideas he could come up with.
"Humans are always giving birth endlessly. This year, we can promote the spread of cowpox as a smallpox vaccine.
"What would happen to the children growing up next year?
"Should we do this once a year?
