Department of Paediatrics,Children's Hospital of Fudan University,Shanghai Medical College,Shanghai 200032,China;
Department of Neonatalogy,Xinhua Hospital,School of Medicine,Shanghai Jiao Tong University,Shanghai 200092,China;
Department of Paediatrics,Children's Hospital of Fudan University,Shanghai Medical College,Shanghai 200032,China;
Department of Neonatalogy,Xinhua Hospital,School of Medicine,Shanghai Jiao Tong University,Shanghai 200092,China;
Department of Paediatrics,Children's Hospital of Fudan University,Shanghai Medical College,Shanghai 200032,China;
hypoxia; newborn; nitric oxide donor; nitroglycerine; sodium nitroprusside;