Håkansson, Anders and Entezarjou, Artin and Kenttä, Göran and Fernández-Aranda, Fernando and Jiménez-Murcia, Susana and Gunnarsson, Björn (2020) Problem gambling in the fitness world-a general population web survey. International Journal of Environmental Research and Public Health, 17, (4), doi: 10.3390/ijerph17041342.