Cluster headache: on the significance of the sweating abnormality--an editorial.
D000320:Adrenergic Fibers / Q000503:physiopathology; D003027:Cluster Headache / Q000503:physiopathology*; D005145:Face; D006801:Humans; D013545:Sweat Glands / Q000294:innervation; D013546:Sweating; D014653:Vascular Headaches / Q000503:physiopathology*