Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleTHE AUTHORS REPLY.AuthorsRogan, Walter J.; Gladen, Beth C.; Ragan, Beth N.; Anderson, Henry A.PublicationAmerican Journal of Epidemiology, 1989, Vol 129, Issue 1, p229ISSN0002-9262Publication typeArticleDOI10.1093/oxfordjournals.aje.a115118