DRUG DOSAGE PROPORTION OF ACTIVE AGENT IN A DRUG SAMPLE AND QUANTITIES USED BY USERS
· B > DRUG ABUSE
· N > DRUG TOLERANCE
· R > DRUG ABUSE PATTERNS
· R > DRUG ANALYSIS
· R > DRUG CRITICAL QUANTITY
· R > DRUG DEPENDENCE LIABILITY
· R > DRUG EFFECTS / CONSEQUENCES
· R > DRUG INGREDIENTS
· R > STREET DRUGS
