75
Participants
Start Date
June 8, 2020
Primary Completion Date
May 1, 2022
Study Completion Date
May 1, 2022
Diaphragm ultrasound
"Diaphragm ultrasound is performed at the following three time points.~1. At the entrance of the operating room before induction of anesthesia~2. 1 hour after surgery~3. 24 hours after surgery"
Jin-Tae Kim, Seoul
Seoul National University Hospital
OTHER