title: Recurrence of cluster headaches presenting with a virtually painless Horner's syndrome.
authors.forename: R C
authors.initials: RC
authors.lastname: Peatfield
mesh_terms: D003027:Cluster Headache / Q000503:physiopathology*; D006732:Horner Syndrome / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000503:physiopathology; D012008:Recurrence