| http://www.w3.org/ns/prov#value | - The same basic process has been used since the 1950s.There are a lot of problems with this, though, and not just that the vaccine isn???t 100-percent effective. (The CDC says it???s about 70- to 90-percent effective, depending on the flu season, and how well they guessed which flus spread.)First, conventional flu vaccine production is completely dependent on egg supply. ???Should something like th
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