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Prof. Dr. Pieter Ballon talks about viewing figures on radio show 'Joos'
21/09/2012


Pieter Ballon (iMinds-SMIT, Vrije Universiteit Brussel) explained on the radio show 'Joos' (Radio 1) how viewing figures are calculated and how accurate they really are.

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Created by Evelien Rooms on 21/09/2012