Is excessive online usage a function of medium or activity?

Is excessive online usage a function of medium or activity?

Griffiths, Mark D., Szabo, Attila
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Volume:
3
Language:
english
Journal:
Journal of Behavioral Addictions
DOI:
10.1556/jba.2.2013.016
Date:
March, 2014
File:
PDF, 65 KB
english, 2014
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