From the Division of Gastroenterology, Department of Medicine, University of California, San Francisco, San Francisco (S.V.L.); and the Novo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Science, University of Copenhagen, Copenhagen (O.P.).
Address reprint requests to Dr. Lynch at the Division of Gastroenterology, Department of Medicine, University of California, San Francisco, 513 Parnassus Ave., S357D, San Francisco, CA 94143, or at [email protected]; or to Dr. Pedersen at the Novo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Universitetsparken 1, 1st floor, DIKU, 2100 Copenhagen, Denmark, or at [email protected].