This is a prospective, single-arm, open-label,multi-center, observational real-world clinical study to observe and evaluate the efficacy and safety of Surufatinib in the treatment of patients with biliary tract cancer (BTC). About 200 subjects are prepared to recruit in the study.
This is a prospective, single-arm, open-label,multi-center, observational real-world clinical study to observe and evaluate the efficacy and safety of Surufatinib in the treatment of patients with biliary tract cancer (BTC).