title: Making the case for hypothesis-driven theory testing in the study of Internet Gaming Disorder.
authors.affiliation: Department of Clinical Neuroscience, Centre for Psychiatry Research, Karolinska Institutet, Stockholm, Sweden. Electronic address: daniel.kardefelt.winther@ki.se.
authors.forename: Daniel
authors.initials: D
authors.lastname: Kardefelt-Winther
mesh_terms: D016739:Behavior, Addictive / Q000175:diagnosis* / Q000523:psychology*; D006801:Humans; D020407:Internet; D018910:Video Games / Q000523:psychology*
keywords: Construct validity; Gaming addiction; Internet Gaming Disorder; Internet addiction; Psychometrics