1996年，世界卫生大会建议销毁所有剩余的天花病毒储存。
In 1996, the World Health Assembly recommended that all remaining stocks of smallpox (variola) virus be destroyed.
重申应当销毁剩余的天花病毒储存。
Reaffirmed that the remaining stock of smallpox virus should be destroyed.
1999年5月，世界卫生大会重申了销毁所有天花病毒储存的决定，但授权为研究目的暂时保留储存。
In May 1999, the World Health Assembly reaffirmed the decision to destroy all stocks of variola virus, but authorized temporary retention of stocks for research purposes.
1999年5月，世界卫生大会重申了销毁所有天花病毒储存的决定，但授权为研究目的暂时保留储存。
In May 1999, the World Health Assembly reaffirmed the decision to destroy all stocks of variola virus, but authorized temporary retention of stocks for research purposes.
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