We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCan we systematically review studies that evaluate complex interventions?AuthorsShepperd S; Lewin S; Straus S; Clarke M; Eccles MP; Fitzpatrick R; Wong G; Sheikh APublicationPLoS medicine, 2009, Vol 6, Issue 8, pe1000086ISSN1549-1676Publication typearticleDOI10.1371/journal.pmed.1000086