title: Author's response"Opioid tolerance often ignored".
authors.forename: Patricia
authors.initials: P
authors.lastname: Richards
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D000701:Analgesics, Opioid / Q000008:administration & dosage*; D015331:Cohort Studies; D003710:Demography; D004305:Dose-Response Relationship, Drug; D016503:Drug Delivery Systems / Q000379:methods; D004361:Drug Tolerance; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009294:Narcotics / Q000008:administration & dosage*; D010003:Osteoarthritis / Q000150:complications*; D010098:Oxycodone / Q000008:administration & dosage*; D010146:Pain / Q000188:drug therapy* / Q000209:etiology*; D010147:Pain Measurement; D010342:Patient Acceptance of Health Care / Q000706:statistics & numerical data; D017060:Patient Satisfaction / Q000706:statistics & numerical data
chemical_list: D000701:Analgesics, Opioid; D009294:Narcotics; D010098:Oxycodone