title: [A study with low intervention quality].
authors.forename: Peter Chr
authors.initials: PC
authors.lastname: Lehne
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use; D001416:Back Pain / Q000188:drug therapy / Q000628:therapy*; D006801:Humans; D020393:Manipulation, Spinal; D016896:Treatment Outcome
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal