title: Comments on De Angelis and Payne, Pain, 30 (1987) 211-216.
authors.affiliation: Department of Neurology Ospedali Riuniti di Pietra e Finale Ligure 17027 Pietra Ligure, Italy Department of Neurology Regionsykehuset i Trondheim 7006 Trondheim, Norway.
authors.forename: Marco
authors.initials: M
authors.lastname: Trucco
authors.forename: Ottar
authors.initials: O
authors.lastname: Sjaastad
mesh_terms: D003027:Cluster Headache / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008223:Lymphoma / Q000150:complications*; D008581:Meningitis / Q000150:complications*; D008881:Migraine Disorders / Q000175:diagnosis / Q000209:etiology