related_tweet: @t3tragrammat0n @chippypatterson @rpeter99 @sallykp @cernovich it is a recent study of old data. the sets refer to children from guinea bissau in the 1980s.
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  the only issue with this conclusion is that the dtp vaccine became more common in the last 40 years in rgb, while cm fell from 143 in 1986 to 54 in 2015.