Efficacy of Surfactant and Perinatal Risk Factors in NRDS With Different Gestational Ages

Conditions

• Infant, Newborn, NRDS

Interventions

• DRUG: Surfactant, Pulmonary，Curosurf
• OTHER: Perinatal risk factors of NRDS

Sponsor

Daping Hospital and the Research Institute of Surgery of the Third Military Medical University