We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleHow to assess and compare drugs in the management of migraine: success rates in terms of response and recurrence.AuthorsFerrari, Michael; Ferrari, MPublicationCephalalgia, 1999, Vol 19, p2ISSN0333-1024Publication typearticleDOI10.1177/0333102499019S2302