DRUG ABUSE PATTERNS ESTABLISHED MODES OF BEHAVIOR OR CLUSTERS OF MENTAL ATTITUDES, BELIEFS AND VALUES HELD IN COMMON BY DRUG USERS
· B > BEHAVIOR PATTERNS
· B > DRUG ABUSE
· N > ABSTINENCE
· N > CONTROLLED DRUG USE
· N > DRUG ABUSE RELAPSE
· N > DRUG ADMINISTRATION ROUTES
· N > DRUG DEPENDENCE
· N > DRUG PARAPHERNALIA
· N > POLYDRUG ABUSE
· N > UNUSUAL DRUG USE
· N > SOLVENT ABUSE
· R > DRUG SUBCULTURES
