title: The importance of dose-response in study design.
authors.forename: S L
authors.initials: SL
authors.lastname: Shafer
mesh_terms: D000082:Acetaminophen / Q000008:administration & dosage / Q000031:analogs & derivatives / Q000627:therapeutic use; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000008:administration & dosage / Q000627:therapeutic use; D004305:Dose-Response Relationship, Drug; D006801:Humans; D020910:Ketorolac; D010149:Postoperative Pain / Q000188:drug therapy; D010919:Placebos; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design; D014046:Tolmetin / Q000008:administration & dosage / Q000031:analogs & derivatives / Q000627:therapeutic use
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D010919:Placebos; D000082:Acetaminophen; C063776:propacetamol; D014046:Tolmetin; D020910:Ketorolac