1. Department of Biomedical Imaging and Radiological Sciences, National Yang Ming Chiao Tung University, Taipei 112, Taiwan, R.O.C.
2. Department of Medical Imaging, Chung Shan Medical University Hospital, Taichung 402, Taiwan, R.O.C.
3. Division of Endocrinology and Metabolism, Department of Medicine, Cheng‑Hsin General Hospital, Taipei 112, Taiwan, R.O.C.