†A complete list of the members of the International Breast Cancer Study Group (IBCSG), a division of the ETOP IBCSG Partners Foundation, and lists of the study groups, steering committee members, and investigators participating in the POSITIVE trial are provided in the Supplementary Appendix, available at NEJM.org.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.