Affiliation: | 1 Division of Endocrinology and Metabolism, Department of Medicine, University of Pittsburgh, E1140 BST, 200 Lothrop Street, Pittsburgh, PA 15261, USA 2 Department of Pharmacology and Cancer Biology, Duke University Medical Center, Durham, NC 27708, USA 3 Sarah W. Stedman Nutrition and Metabolism Center, Duke University Medical Center, Durham, NC 27704, USA |