1. Division of Neonatology, Longgang Central Hospital of Shenzhen, Shenzhen, China
2. Shenzhen Clinical Medical College, Guangzhou University of Chinese Medicine, Shenzhen, China
3. Division of Neonatology, Children’s Hospital of Fudan University, Shanghai, China
4. Division of Neonatology, Shenzhen Longhua People’s Hospital, Shenzhen, China
5. Department of Neonatology, Chengdu Women’s and Children’s Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China
6. Division of Pediatric, Longgang Central Hospital of Shenzhen, Shenzhen, China
7. Division of Neonatology, Guangzhou Women and Children’s Medical Center, Guangzhou Medical University, Guangzhou, China
8. Department of Neonatology, Longgang Maternity and Child Institute of Shantou University Medical College (Longgang District Maternity & Child Healthcare Hospital of Shenzhen City), Shenzhen, China
9. Microbiome Therapy Center, Department of Experiment & Research, South China Hospital, Medical School, Shenzhen University, Shenzhen, China