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The flu vaccine is not a true vaccine. It's a best guess vaccine at how the virus has mutated, and is often ineffective.
by 12elephant 7y ago
The flu vaccine is not a true vaccine. It's a best guess vaccine at how the virus has mutated, and is often ineffective.
- bobwaycott 7y agoMy comment had nothing to do with efficacy. It’s a guess at why public panic over standard flu cycles does not occur.