sentences:  Refugees frequently experience concerns about the health and safety of loved ones left behind and uncertainty regarding the possibility of returning to their country of origin.For some, substance abuse functions as a coping mechanism to attempt to deal with these stressors.Immigrants and refugees may bring the substance use and abuse patterns and behaviors of their country of origin, or adopt the attitudes, behaviors, and norms regarding substance use and abuse that exist within the dominant culture into which they are entering.