119
Participants
Start Date
February 1, 2023
Primary Completion Date
March 31, 2023
Study Completion Date
March 31, 2023
In-Hospital COVID-19 Omicron Infection after surgery
Thoracic Surgery Patients with In-Hospital COVID-19 Omicron Infection after surgery
The Second Affiliated Hospital of Air Force Medical University University of PLA, Xi'an
Tang-Du Hospital
OTHER