Cervical Vaccine Protects Against More Virus Strains Than Previously Thought

TRENTON, N.J. (AP) -- New data shows a vaccine against the virus that causes cervical cancer partially blocks infection by 10 strains of the virus on top of the four types the vaccine targets. That boosts protection - at least partially - to 90 percent of strains causing the deadly cancer, according to data presented Wednesday at a medical conference by Merck & Co., maker of Gardasil.

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