We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePrimary care, economic barriers to health care, and use of colorectal cancer screening tests among Medicare enrollees over time.AuthorsDoubeni CA; Laiyemo AO; Young AC; Klabunde CN; Reed G; Field TS; Fletcher RHPublicationAnnals of family medicine, 2010, Vol 8, Issue 4, p299ISSN1544-1717Publication typearticleDOI10.1370/afm.1112