109
Participants
Start Date
January 8, 2016
Primary Completion Date
December 31, 2019
Study Completion Date
December 31, 2019
Noise reduction and cycled light
Reduced noise exposure (sound levels \<45 dB) and cycled light (approximately 12 hours of light on and 12 hours of light off).
Children's Hospital of Fudan University, Shanghai
Children's Hospital of Fudan University
OTHER