1. Division of Endocrinology, Diabetes and Hypertension, Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA
2. Department of Medicine (Division of Endocrinology and Metabolism, and Division of General Internal Medicine), Faculty of Medicine, Chulalongkorn University, and King Chulalongkorn Memorial Hospital, Thai Red Cross Society, Bangkok 10330, Thailand
3. Division of Clinical Pharmacology, Department of Medicine, Vanderbilt University Medical Center, Vanderbilt Hypertension Center, Nashville, Tennessee 37232, USA
4. Cardiovascular Genetics Research Unit, University of Utah School of Medicine, Salt Lake City, Utah 84132, USA