医生治疗这个男孩的天花病。
在此期间，二兄弟都被英国监禁，并在狱中感染了天花病。
During this period, both boys were imprisoned by the British, and contracted smallpox while in jail.
到1977年，在非洲的世界上最后几个有天花病的国家宣布从天花中解放。1980年，世界健康大会确证天花已经在世界上灭绝。
By 1977, the countries in Africa which were the last to have smallpox cases were declared free of smallpox, and in 1980 the world Health Assembly certified that smallpox had been eradicated worldwide.
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