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Old 15th Apr 2019, 10:27
  #131 (permalink)  
kangaroota
 
Join Date: Dec 2002
Location: bkk
Posts: 59
I see this thread has been resurrected after nearly eight years and no where has the original question been addressed.
I know they are easier to see, that's stating the bleeding obvious.
But is there a definitive study to prove HVV are effective?
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