طب
طفرة تقلل من فعالية لقاح الإنفلونزا
January 18, 2018 - Genetic changes during vaccine production in chicken eggs resulted in flu shots that failed to protect against the H3N2 virus strain.
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طب
January 18, 2018 - Genetic changes during vaccine production in chicken eggs resulted in flu shots that failed to protect against the H3N2 virus strain.