Genetic and Environmental Influences on Alcohol, Caffeine, Cannabis, and Nicotine Use From Early Adolescence to Middle Adulthood

While both environmental and genetic factors are important in the etiology of psychoactive substance use (PSU), we know little of how these influences differ through development.To clarify the changing role of genes and environment in PSU from early adolescence through middle adulthood.Retrospective assessment by life history calendar, with univariate and bivariate structural modeling.General community.A total of 1796 members of male-male pairs...