Soviet-era test may have caused smallpox cases

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Updated: 08:06 PM EDT 00:06 GMT -- 15 Jun 2002

 

 

 

 

 

 

Soviet-era test may have caused smallpox cases

A Soviet biological weapons test in 1971 may have infected 10 people with the smallpox virus and killed three of them, according to a report presented Saturday at the Institute of Medicine where experts are collaborating on whether and when to vaccinate against smallpox.

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