1. Department of Electronic Science, Xiamen University, Xiamen, China
2. Department of Magnetic Resonance Imaging, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, China
3. Center for Brain Imaging Science and Technology, College of Biomedical Engineering and Instrumental Science, Zhejiang University, Hangzhou, Zhejiang, China
4. Department of Imaging Sciences, University of Rochester, Rochester, NY, USA