Adjuvant Chemotherapy With Gemcitabine and Cisplatin Compared to Observation After Curative Intent Resection of Biliary Tract Cancer (ACTICCA-1)
(Hepatozelluläres Karzinom, HCC,Leberzellkrebs, Primäres Leberzellkarzinom, Leberzirrhose, intrahepatische Gallengänge, Galle)