Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.Title2nd Letter.AuthorsLAYARD, MAXWELL W.PublicationJNCI: Journal of the National Cancer Institute, 1993, Vol 85, Issue 9, p748ISSN0027-8874Publication typeArticleDOI10.1093/jnci/85.9.748-a