109
Participants
Start Date
July 31, 2015
Primary Completion Date
September 30, 2015
Study Completion Date
September 30, 2015
sevoflurane
extubation when end-tidal concentration of sevoflurane \< 0.5%
Sevoflurane
extubation when end-tidal concentration of sevoflurane \>= 0.5%
Children's Hospital of Fudan University
OTHER