1 Endocrinology Postgraduate Program-School of Medicine, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil.
2 Division of Endocrinology, Diabetes, and Metabolism, Department of Medicine, University of California Los Angeles David Geffen School of Medicine, Los Angeles, CA 90095, USA.
3 Division of Endocrinology, Diabetes, and Metabolism, Department of Medicine, Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, CA 90073, USA.