title: Fifteen-minute, bilateral, posttraumatic headaches.
authors.forename: R W
authors.initials: RW
authors.lastname: Evans
authors.forename: R C
authors.initials: RC
authors.lastname: Packard
mesh_terms: D000328:Adult; D002908:Chronic Disease; D006259:Craniocerebral Trauma / Q000150:complications*; D006261:Headache / Q000145:classification / Q000188:drug therapy / Q000209:etiology*; D006801:Humans; D008297:Male; D012008:Recurrence; D013997:Time Factors; D014700:Verapamil / Q000627:therapeutic use; D014948:Wounds, Gunshot / Q000150:complications*
chemical_list: D014700:Verapamil