Affiliation: | 1. Department of Endocrinology, University of Minnesota Medical School, Minneapolis, Minnesota, USA;2. Department of Pediatrics, University of Minnesota Medical School, Minneapolis, Minnesota, USA;3. School of Public Health, Division of Epidemiology, University of Minnesota, Minneapolis, Minnesota, USA;4. Department of Medicine, University of Minnesota Medical School, Minneapolis, Minnesota, USA;5. School of Kinesiology, University of Minnesota, Minneapolis, Minnesota, USA |