Genetic studies on H1N1/#swineflu w isolates from 6 countires: U.S., Mex, Can, N.Z., Ger, Neth--Dr. Nancy Cox, CDC; all isolates similar
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Genetic studies on H1N1/#swineflu w isolates from 6 countires: U.S., Mex, Can, N.Z., Ger, Neth--Dr. Nancy Cox, CDC; all isolates similar