We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleA prospective study of age-specific physical activity and premenopausal breast cancer.AuthorsMaruti SS; Willett WC; Feskanich D; Rosner B; Colditz GAPublicationJournal of the National Cancer Institute, 2008, Vol 100, Issue 10, p728ISSN1460-2105Publication typearticleDOI10.1093/jnci/djn135