A Randomized Controlled Trial of a Brief Intervention for Illicit Drugs Linked to the Alcohol, Smoking and Substance Involvement Screening Test (ASSIST) in clients recruited from primary health care settings in four countries
Individual psychomotor impairment in relation to zopiclone and ethanol concentrations in blood--a randomized controlled double-blinded trial
The long and winding road to cannabis legalization
Young people's overestimation of peer substance use: an exaggerated phenomenon?