Screening and Brief Intervention Report: 

Major Report Finds Screening and Early Intervention Program Used in Diverse Health Care Settings Dramatically Reduces Illicit Drug Use among Patients

More available at: http://dx.doi.org/10.1016/j.drugalcdep.2008.08.003 

OR

http://linkinghub.elsevier.com/retrieve/pii/S0376871608003104