We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSimple rules can improve prognostic accuracy.AuthorsSchapira, LidiaPublicationJournal of clinical oncology : official journal of the American Society of Clinical Oncology, 2011, Vol 29, Issue 4, p347ISSN1527-7755Publication typeCommentaryDOI10.1200/JCO.2010.32.9086