Here is information about referral to treatment and follow-up.

Links:
CSAT/SAMHSA SBIRT Referral to Treatment (see links under Resources)

Links to Follow-up Measures:
GAIN-QM Quick Monitoring Instrument (follow-up to GAIN-Q)

Literature on Referral, Treatment, and Follow-up:
NIAAA Assessing Alcohol Problems: Guide for Clinicians & Researchers
     "Assessment to Aid in Treatment Planning"