Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe puristic researcher and the persuasive opinion leader - contrast, complement or two sides of the same coin?AuthorsHecher, KurtPublicationUltrasound in Obstetrics & Gynecology, 1997, Vol 10, Issue 4, p231ISSN0960-7692Publication typeArticleDOI10.1046/j.1469-0705.1997.10040231.x