title: Re: combination analgesic efficacy.
authors.forename: Leonidas
authors.initials: L
authors.lastname: Goudas
authors.forename: Daniel B
authors.initials: DB
authors.lastname: Carr
mesh_terms: D000082:Acetaminophen / Q000627:therapeutic use*; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use*; D004359:Drug Therapy, Combination; D006801:Humans; D007052:Ibuprofen / Q000627:therapeutic use*; D015201:Meta-Analysis as Topic; D010146:Pain / Q000188:drug therapy*; D014070:Tooth; D014147:Tramadol / Q000627:therapeutic use*
chemical_list: D000701:Analgesics, Opioid; D000894:Anti-Inflammatory Agents, Non-Steroidal; D000082:Acetaminophen; D014147:Tramadol; D007052:Ibuprofen