title: [Prevention of migraine with retard dihydroergotamine. Results of a multicenter study in 643 patients].
mesh_terms: D002986:Clinical Trials as Topic; D003692:Delayed-Action Preparations; D004087:Dihydroergotamine / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D008881:Migraine Disorders / Q000517:prevention & control*
chemical_list: D003692:Delayed-Action Preparations; D004087:Dihydroergotamine
vernacular_title: Zur Migräneprophylaxe mit retardiertem Dihydroergotamin. Ergebnisse einer Multicenterstudie bei 643 Patienten.