Impact of different angles of pulmonary surfactant administration on bronchopulmonaryplasia and intracranial hemorrhage in preterm infants: a prospective randomized controlled study
DAI Xue-Feng, ZHU Ang-Ang, XIE Ting-Ting, XIONG Yu-Hong, MENG Lun, CHEN Ming-Wu
CJCP . 2024, (4): 337 -342 .  DOI: 10.7499/j.issn.1008-8830.2311066