1. Genetic and Metabolic Central Laboratory Birth Defect Prevention Research Institute Maternal and Child Health Hospital Children’s Hospital of Guangxi Zhuang Autonomous Region Nanning China
2. Department of Neonatology Maternal and Child Health Hospital of Guangxi Zhuang Autonomous Region Nanning China
3. Department of Medical Genetics and Molecular Diagnostic Laboratory Shanghai Children’s Medical Center Shanghai Jiao Tong University School of Medicine Shanghai China
4. Division of Genetics and Genomics Boston Children’s Hospital Boston MA USA
5. Department of Neurology Harvard Medical School Boston MA USA