37
Participants
Start Date
April 1, 2021
Primary Completion Date
April 30, 2022
Study Completion Date
April 30, 2022
nasal polyp surgery
A retrospective study for patients with recurrent nasal polypi operated at Otorhinolaryngology Department, Sohag University Hospital will be carried out.
Sohag University hospital, Sohag
Sohag University
OTHER