We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleGuidelines for controlled trials of drugs in migraine: second edition.AuthorsTfelt-Hansen, P; Block, G; Dahlöf, C; Diener, H C; Ferrari, M D; Goadsby, P J; Guidetti, V; Jones, B; Lipton, R B; Massiou, H; Meinert, C; Sandrini, G; Steiner, T; Winter, P B; International Headache Society Clinical Trials SubcommitteePublicationCephalalgia : an international journal of headache, 2000, Vol 20, Issue 9, p765ISSN0333-1024Publication typeJournal ArticleDOI10.1046/j.1468-2982.2000.00117.x