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Old 16th Apr 2020, 21:29
  #1268 (permalink)  
Pistonprop
 
Join Date: Dec 2003
Location: A little South of North
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Did you know that vaccines for existing flus only work for an average of 44% of those who take it? It's more effective for the young (but still only about 65%) and less effective for the elderly (about 16%). Interesting that.
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