To Investigate the Effect of Pulmonary Surfactant With Different Inspired Oxygen Concentrations on the Clinical Outcomes of Very Preterm Infants Under Non-invasive Assisted Ventilation
ENROLLING_BY_INVITATION
Status
Conditions
- Neonatal Respiratory Distress Syndrome
Interventions
- OTHER: According to the FiO2 threshold of PS application corresponding to randomization, PS treatment was given when FiO2 reached the threshold
Sponsor
Xu Falin
Collaborators
- [object Object]
- [object Object]
- [object Object]
- [object Object]
- [object Object]
- [object Object]