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There is no paradox with PPI in research


  1. Correspondence to Dr Kristina Staley, TwoCan Associates, 45 Portland Road, Hove BN3 5DQ, UK; Kristina{at}
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Staley K
There is no paradox with PPI in research

Publication history

  • Received January 16, 2012
  • Revised November 21, 2012
  • Accepted December 4, 2012
  • First published January 2, 2013.
Online issue publication 
February 18, 2013

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