Genetic and environmental influences on gambling disorder liability: a replication and combined analysis of two twin studies.
Christal N DavisWendy S SlutskeNicholas G MartinArpana AgrawalMichael T LynskeyPublished in: Psychological medicine (2018)
Twin studies of GD are few in number but they tell a remarkably similar story: substantial genetic and unique environmental influences, with no evidence for shared environmental contributions or sex differences in GD liability.