286
Participants
Start Date
July 1, 2012
Primary Completion Date
July 30, 2017
Study Completion Date
July 30, 2017
nIPPV
one of the twins was randomly allocated to nIPPV
nCPAP
another of the twins was allocated to nCPAP
Department of Pediatrics, Daping Hospital, Research Institute of Surgery, Third Military Medical University, Chongqing
Daping Hospital and the Research Institute of Surgery of the Third Military Medical University
OTHER