Posttraumatic stress disorder and its cross-generational familial relationship with drug use disorder and alcohol use disorder : an extended Swedish adoption study
Objective: Information on how parental risk for posttraumatic stress disorder (PTSD) relates to their children’s risk for drug use disorder (DUD) and alcohol use disorder (AUD) is limited. This study is the first to utilize an extended adoption design which can address questions about the degree of, and sources of, cross-generational and cross-disorder transmission of PTSD and substance use disord