1. Department of Internal Medicine, University of Hawaii, Honolulu, Hawaii, USA
2. Section of Endocrinology, Diabetes, and Metabolism, Department of Medicine, University of Chicago, Chicago, Illinois, USA
3. Department of Preventive and Social Medicine, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand
4. Division of Nephrology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA