90
Participants
Start Date
January 16, 2019
Primary Completion Date
February 1, 2020
Study Completion Date
February 15, 2020
vocal cord ultrasonography
assess vocal cord motion and recurrent nerve function by Transcutaneous laryngeal Ultrasonography in patients scheduled for anterior cervical spine surgeries
Zagazig University, Faculty of medicine, Zagazig
Zagazig University
OTHER_GOV