2,000
Participants
Start Date
September 20, 2023
Primary Completion Date
December 31, 2025
Study Completion Date
June 20, 2026
Surgery for malignant tumors of the digestive system
Related treatment or palliative surgery under general anesthesia for digestive system malignancies
General Hospital of Ningxia Medical University, Yinchuan
General Hospital of Ningxia Medical University
OTHER