Funding for this research was provided by:
Forskningsrådet om Hälsa, Arbetsliv och Välfärd (2016-07091)
svenska spels forskningsråd (FO2016-0017)
Text and Data Mining valid from 2019-04-25
First Online: 25 April 2019
Compliance with Ethical Standards
: Ingvar Rosendahl declares that he has no conflict of interest. While Kristina Sundqvist has no current or past direct affiliations with the gambling industry, she has received funding from the Svenska Spel research council. This research council is financed by the state-owned gambling company Svenska Spel.
: Ethical approval to conduct the study was obtained from the Regional Ethical Review Board in Sweden (Ref. 2017-172-31/5) and were in accordance with the 1964 Helsinki declaration and its later amendments.