We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCaffeinated coffee, decaffeinated coffee, and caffeine in relation to plasma C-peptide levels, a marker of insulin secretion, in U.S. women.AuthorsWu T; Willett WC; Hankinson SE; Giovannucci EPublicationDiabetes care, 2005, Vol 28, Issue 6, p1390ISSN0149-5992Publication typearticleDOI10.2337/diacare.28.6.1390