Changing concepts in the management of chronic pain.
Laskin
D M
DM
D000701:Analgesics, Opioid / Q000494:pharmacology / Q000627:therapeutic use*; D002908:Chronic Disease; D004361:Drug Tolerance; D005157:Facial Pain / Q000188:drug therapy*; D006801:Humans; D009293:Opioid-Related Disorders
D000701:Analgesics, Opioid