title: Re: systematic review of long-acting oral opioids.
authors.forename: Laxmaiah
authors.initials: L
authors.lastname: Manchikanti
authors.forename: Mark V
authors.initials: MV
authors.lastname: Boswell
authors.forename: Sairam
authors.initials: S
authors.lastname: Atluri
mesh_terms: D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D003692:Delayed-Action Preparations; D006801:Humans; D010146:Pain / Q000188:drug therapy* / Q000209:etiology
chemical_list: D000701:Analgesics, Opioid; D003692:Delayed-Action Preparations