title: Relationship between HLA system in cluster headache and clinical response to lithium therapy.
mesh_terms: D000328:Adult; D003027:Cluster Headache / Q000188:drug therapy / Q000276:immunology*; D006680:HLA Antigens / Q000032:analysis*; D006801:Humans; D008094:Lithium / Q000627:therapeutic use*; D016651:Lithium Carbonate; D008297:Male; D010641:Phenotype; D014653:Vascular Headaches / Q000276:immunology*
chemical_list: D006680:HLA Antigens; D016651:Lithium Carbonate; D008094:Lithium