Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleStellenwert von Opioiden in der Therapie von primären Kopfschmerzerkrankungen.AuthorsTotzeck, A.; Gaul, C.PublicationDer Schmerz, 2014, Vol 28, Issue 2, p135ISSN0932-433XPublication typeArticleDOI10.1007/s00482-013-1380-4