malignant neoplasm of extrahepatic bile duct TNM staging distant metastasis (M) M0
malignant neoplasm of extrahepatic bile duct tnm staging distant metastasis (m) m0
malignant tumor of extrahepatic bile duct TNM staging distant metastasis (M) M0
malignant tumor of extrahepatic bile duct tnm staging distant metastasis (m) m0