Southern Medical University, Tsinghua University, Southern Medical University, Southern Medical University - Neonatal Intensive Care Unit, Qingdao University - Qingdao Women and Children’s Hospital, NanKai University - Tianjin Central Hospital of Obstetrics and Gynecology, Guangzhou Medical University - Guangdong Women and Children Hospital, Southern Medical University, Beijing Normal University-Hong Kong Baptist University United International College, Beijing Normal University-Hong Kong Baptist University United International College, Beijing Normal University-Hong Kong Baptist University United International College, Beijing Normal University-Hong Kong Baptist University United International College, Southern Medical University - Department of Neonatology, Tsinghua University, Beijing Normal University-Hong Kong Baptist University United International College and Government of the People's Republic of China - Beijing Key Laboratory of Pediatric Organ Failure