1. Department of Obstetrics and Gynecology Taipei Chang Gung Memorial Hospital Taipei Taiwan
2. Department of Obstetrics and Gynecology Keelung Chang Gung Memorial Hospital Keelung Taiwan
3. College of Medicine Chang Gung University Taoyuan Taiwan
4. Department of Biomedical Imaging and Radiological Sciences National Yang Ming Chiao Tung University Taipei Taiwan
5. Graduate Institute of Life Sciences National Defense Medical Center Taipei Taiwan
6. Department of Physical Medicine and Rehabilitation Cheng Hsin General Hospital Taipei Taiwan
7. Graduate Institute of Gerontology and Health Care Management Chang Gung University of Science and Technology Taoyuan Taiwan
8. School of Medicine National Yang Ming Chiao Tung University Taipei Taiwan
9. Department of Physiology and Biophysics National Defense Medical Center Taipei Taiwan