[Headaches. Introduction].
D006261:Headache / Q000145:classification* / Q000628:therapy; D006801:Humans; D008881:Migraine Disorders / Q000175:diagnosis; D009437:Neuralgia / Q000175:diagnosis; D011613:Psychotherapy; D009626:Terminology as Topic; D013997:Time Factors
Le cefalee. Introduzione