5,035
Participants
Start Date
May 21, 2023
Primary Completion Date
November 16, 2024
Study Completion Date
November 16, 2024
gallstones
fellow up if the patients have gallstones
The Seventh Affiliated Hospital, Sun Yat-Sen University, Shenzhen
Hepatopancreatobiliary Surgery Institute of Gansu Province, Lanzhou
Lanzhou University Second Hospital, Lanzhou
Wuwei Tumor Hospital, Wuwei
Hepatopancreatobiliary Surgery Institute of Gansu Province
OTHER