title: A meta-analysis based on diffuse definitions and mixed quality literature is not a good fundament for decisions on treatment of chronic pain patients.
authors.affiliation: Consultant - Medicines and Controlled Substances, Lopik, the Netherlands Research, Health Policy, and Abuse Liability, PinneyAssociates, Bethesda, MD, USA Professor of Behavioral Biology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA.
authors.forename: Willem
authors.initials: W
authors.lastname: Scholten
authors.forename: Jack E
authors.initials: JE
authors.lastname: Henningfield
mesh_terms: D000701:Analgesics, Opioid / Q000009:adverse effects*; D016739:Behavior, Addictive / Q000453:epidemiology*; D006801:Humans; D009293:Opioid-Related Disorders / Q000453:epidemiology*; D019966:Substance-Related Disorders / Q000453:epidemiology*
chemical_list: D000701:Analgesics, Opioid