Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCORRESPONDENCE.AuthorsLipworth, Loren; Trichopoulos, DimitriosAbstractFocuses on some studies on cancer from the `National Cancer Institute Journal.' Information on the non-existence of consensus regarding meta-analysis in observational studies; Evidence of time-dependent effects of tamoxifen.SubjectsMETA-analysis; NATIONAL Cancer Institute (U.S.); TAMOXIFEN; CANCERPublicationJNCI: Journal of the National Cancer Institute, 2000, Vol 92, Issue 11, p942ISSN0027-8874Publication typeArticle