We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEditorial: Making sure that clinical trial results make a difference: operational research and the hierarchy of evidence.AuthorsFord, N.; Maher, D.PublicationTropical Medicine & International Health, 2013, Vol 18, Issue 4, p504ISSN1360-2276Publication typearticleDOI10.1111/tmi.12075