title: Cutaneous blood flow in cluster headache.
mesh_terms: D005123:Eye / Q000098:blood supply; D005145:Face; D006261:Headache / Q000503:physiopathology*; D006801:Humans; D007429:Intraocular Pressure; D012039:Regional Blood Flow; D012867:Skin / Q000098:blood supply*; D013667:Technetium; D014065:Tonometry, Ocular; D014653:Vascular Headaches / Q000503:physiopathology
chemical_list: D013667:Technetium