title: Defining the origin of low-back pain: an injection technique.
mesh_terms: D001416:Back Pain / Q000209:etiology*; D006801:Humans; D007405:Intervertebral Disc Displacement / Q000150:complications / Q000175:diagnosis; D008012:Lidocaine; D008722:Methods; D009407:Nerve Block; D013180:Sprains and Strains / Q000150:complications / Q000175:diagnosis
chemical_list: D008012:Lidocaine