70
Participants
Start Date
January 31, 2017
Primary Completion Date
September 24, 2017
Study Completion Date
September 24, 2017
video laryngoscope and chest CT iminge
Conventional intubation of uniblocker
The first hospital of Qinhuangdao, Qinhuangdao
The First Hospital of Qinhuangdao
OTHER_GOV