We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleQuality of Cochrane reviews: assessment of sample from 1998AuthorsOlsen, O.; Middleton, P.; Ezzo, J.; Gotzsche, P. C; Hadhazy, V.; Herxheimer, A.; Kleijnen, J.; McIntosh, H.PublicationBMJ, 2001, Vol 323, Issue 7317, p829ISSN0959-8138Publication typearticleDOI10.1136/bmj.323.7317.829