1. Division of Geriatric Medicine, University of Colorado; School of Medicine; Aurora CO USA
2. Institut Pluridisciplinaire Hubert Curien, Université de Strasbourg; CNRS; Strasbourg France
3. UMR 7178 Centre National de la Recherche Scientifique (CNRS); Strasbourg France
4. Division of Endocrinology, Metabolism and Diabetes and Anschutz Health and Wellness Center, University of Colorado; School of Medicine; Aurora CO USA
5. Denver Health Medical Center; Denver CO USA