Henan Key Laboratory of Child Brain Injury, Third Affiliated Hospital and Institute of Neuroscience, Zhengzhou University, Zhengzhou 450052, China. Department of Brain Imaging, Third Affiliated Hospital and Institute of Neuroscience, Zhengzhou University, Zhengzhou 450052, China. Henan Key Laboratory of Child Brain Injury, Third Affiliated Hospital and Institute of Neuroscience, Zhengzhou University, Zhengzhou 450052, China; Center for Perinatal Medicine and Health, Institute of Neuroscience and Physiology, Sahlgrenska Academy, Gothenburg University, Gothenburg 40530, Sweden. Henan Key Laboratory of Child Brain Injury, Third Affiliated Hospital and Institute of Neuroscience, Zhengzhou University, Zhengzhou 450052, China; Center for Brain Repair and Rehabilitation, Institute of Neuroscience and Physiology, Sahlgrenska Academy, Gothenburg University, Gothenburg 40530, Sweden; Department of Women's and Children's Health, Karolinska Institutet, Stockholm 17177, Sweden. Electronic address: changlian.zhu@neuro.gu.se.