We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAddressing the long-term safety aspects of butterbur therapy: a call for immediate action.AuthorsLee DKPublicationArchives of otolaryngology--head & neck surgery, 2005, Vol 131, Issue 6, p539ISSN0886-4470Publication typearticleDOI10.1001/archotol.131.6.539-c