Your headache is a cow.
Evans
Randolph W
RW
Penzien
Donald B
DB
D000293:Adolescent; D002648:Child; D006801:Humans; D019018:Imagery, Psychotherapy; D008881:Migraine Disorders / Q000628:therapy*; D010353:Patient Education as Topic / Q000379:methods; D012008:Recurrence; D018781:Tension-Type Headache / Q000628:therapy*