1,130
Participants
Start Date
October 20, 2021
Primary Completion Date
October 31, 2021
Study Completion Date
December 31, 2021
surgery inside the primary institution
to perform laparoscopic surgery for colorectal and gastric cancer inside the primary registered medical institution
surgery outside the primary institution
to perform laparoscopic surgery for colorectal and gastric cancer outside the primary registered medical institution
Ruijin Hospital, Shanghai
Shanghai Minimally Invasive Surgery Center
OTHER