1. Intelligent Information Processing Laboratory, School of Microelectronics, Tianjin University, Tianjin, China
2. Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, and College of Medicine, National Taiwan University, Taipei, Taiwan
3. Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, Taipei, Taiwan
4. Department of Pediatrics, National Taiwan University Hospital, and College of Medicine, National Taiwan University, Taipei, Taiwan
5. Department of Medical Imaging and Radiological Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan