We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBlinding in randomised trials: hiding who got what.AuthorsSchulz KF; Grimes DAPublicationLancet (London, England), 2002, Vol 359, Issue 9307, p696ISSN0140-6736Publication typearticleDOI10.1016/S0140-6736(02)07816-9