Flu vaccine is about 60% effective, yet still provides some

来源: -worldance- 于 2020-08-16 20:34:17 [档案] [旧帖] [给我悄悄话] 本文已被阅读：次 (179 bytes)

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protections.

Corona viruses in general are more stable than Flu viruses. So vaccines should work, of course not 100%. Nothing is 100 %.

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