Addiction problems in the medical use of narcotic analgesics.
D000700:Analgesics / Q000009:adverse effects*; D016739:Behavior, Addictive; D006801:Humans; D009294:Narcotics; D019966:Substance-Related Disorders
D000700:Analgesics; D009294:Narcotics
ANALGESICS/addiction; DRUG ADDICTION