title: Myofascial pain syndromes.
mesh_terms: D000772:Anesthesia, Local; D000779:Anesthetics, Local / Q000008:administration & dosage; D005018:Ethyl Chloride / Q000008:administration & dosage / Q000627:therapeutic use; D005205:Fascia; D006801:Humans; D007273:Injections, Intramuscular; D008722:Methods; D009120:Muscle Cramp / Q000209:etiology; D009135:Muscular Diseases / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology / Q000628:therapy; D010146:Pain / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology; D059408:Pain Management; D013577:Syndrome
chemical_list: D000779:Anesthetics, Local; D005018:Ethyl Chloride