Screening and brief intervention for unhealthy drug use in primary care settings: randomized clinical trials are needed.
Saitz
Richard
R
Clinical Addiction Research and Education (CARE) Unit, Section of General Internal Medicine, Boston Medical Center and Boston University School of Medicine, Boston, MA.
Alford
Daniel P
DP
Bernstein
Judith
J
Cheng
Debbie M
DM
Samet
Jeffrey
J
Palfai
Tibor
T