title: Chronic migrainous neuralgia--diagnostic and therapeutic aspects.
mesh_terms: D000328:Adult; D002908:Chronic Disease; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D008881:Migraine Disorders / Q000175:diagnosis* / Q000188:drug therapy; D009437:Neuralgia / Q000175:diagnosis* / Q000188:drug therapy; D010507:Periodicity; D014653:Vascular Headaches / Q000175:diagnosis