TY - GEN AU - Blanken,A J AU - Adams,E H AU - Durell,J TI - Drug abuse: implications and trends SN - 0732-0868 PY - 1988///0311 KW - Adolescent KW - Adult KW - Child KW - Cross-Sectional Studies KW - Humans KW - Substance-Related Disorders KW - epidemiology KW - United States N1 - Publication Type: Journal Article; Review ER -