"Really?"

Zhu Biao and the three of them were all overjoyed, staring at Lan Bin with suspicion and expectation.

Smallpox has always been one of the most troublesome plagues in all dynasties.

Every time it appears, a lot of people will die, and it will even cause a series of turmoil. In serious cases, it can even threaten the country.

If there is a way to eradicate smallpox, no, even if it can be prevented......

Chapter 22 of "Training Daming" Mao Xiang is about to cry is hitting his hand, please wait a while,

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