title: Regional blocks for the relief from pain.
mesh_terms: D000005:Abdomen; D000779:Anesthetics, Local / Q000627:therapeutic use*; D006257:Head; D006801:Humans; D009333:Neck; D010146:Pain / Q000188:drug therapy* / Q000209:etiology; D013909:Thorax
chemical_list: D000779:Anesthetics, Local