@drphyto @SueIeraci @Sunshineskeptic I'm confused about this herd immunity thing, it is a really simple idea https://www.niaid.nih.gov/topics/pages/communityimmunity.aspx …
@drphyto @SueIeraci @Sunshineskeptic Do you not understand that is why a) many vaccines are given 2-3 times and b) most don't wane?
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@drphyto@SueIeraci@Sunshineskeptic Evidence? For (as you asked me) EVERY vaccine on the register? You haven't cited anything today.
End of conversation
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@drphyto@SueIeraci@Sunshineskeptic Untrue. 3 doses in childhood effective for diphtheria - http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2536389/ … - Show replies
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