title: Periodic hypnic migraine.
authors.forename: Randolph W
authors.initials: RW
authors.lastname: Evans
authors.forename: Rachel
authors.initials: R
authors.lastname: Hering-Hanit
mesh_terms: D005260:Female; D051270:Headache Disorders, Primary / Q000150:complications* / Q000503:physiopathology; D006801:Humans; D008875:Middle Aged; D020326:Migraine without Aura / Q000150:complications* / Q000503:physiopathology; D010507:Periodicity