1 Department of Medicine, Division of Metabolism, Endocrinology and Nutrition, University of Washington Medicine Diabetes Institute, University of Washington School of Medicine, Seattle, WA, USA.
2 Department of Medicine, Division of Metabolism, Endocrinology and Nutrition, University of Washington Medicine Diabetes Institute, University of Washington School of Medicine, Seattle, WA, USA; Department of Laboratory Medicine and Pathology, University of Washington Medicine Diabetes Institute, University of Washington School of Medicine, Seattle, WA, USA.