We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAppraising the evidence: what is measurement bias?AuthorsPage, L. A; Henderson, M.PublicationEvidence-Based Mental Health, 2008, Vol 11, Issue 2, p36ISSN1362-0347Publication typearticleDOI10.1136/ebmh.11.2.36