We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePhysical activity and menstrual cycle characteristics in two prospective cohorts.AuthorsSternfeld B; Jacobs MK; Quesenberry CP Jr; Gold EB; Sowers MPublicationAmerican journal of epidemiology, 2002, Vol 156, Issue 5, p402ISSN0002-9262Publication typearticleDOI10.1093/aje/kwf060