1 Division of Endocrinology, Diabetes and Metabolism, Tufts Medical Center, Boston, Massachusetts.
2 Department of Internal Medicine, Kokura Medical Association Health Testing Center, Kitakyushu, Japan.
3 Institute of Clinical Medicine, UiT The Arctic University of Norway, Tromsø, Norway.
4 Division of Endocrinology, Diabetes and Metabolism, Tufts Medical Center, and Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, Boston, Massachusetts.
5 Center for Evidence Synthesis in Health, Brown University School of Public Health, Providence, Rhode Island.