Lubis D.A., Doctoral Program in Medical Sciences, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia, Division of Endocrinology Metabolic, Department of Internal Medicine, Faculty of Medicine, Universitas Sumatera Utara, Medan, Indonesia; Subekti I., Division of Endocrinology and Metabolism, Department of Internal Medicine, Faculty of Medicine, Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Yunir E., Division of Endocrinology and Metabolism, Department of Internal Medicine, Faculty of Medicine, Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Irawan C., Division of Hematology and Medical Oncology, Department of Internal Medicine, Faculty of Medicine, Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Hestiantoro A., Division of Reproductive Immunoendocrinology, Department of Obstetrics and Gynecology, Faculty of Medicine, Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Lestari S.W., Department of Medical Biology, Faculty of Medicine, Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Kekalih A., Department of Community Medicine, Faculty of Medicine, Universitas Indonesia, Jakarta, Indonesia; Pasaribu M.M.B., Department of Clinical Pathology, Faculty of Medicine, Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Syafril S., Division of Endocrinology Metabolic, Department of Internal Medicine, Faculty of Medicine, Universitas Sumatera Utara, Medan, Indonesia