Long-term dynamics of circulating tumor cells and their prognostic relevance after liver resection in patients with hepatocellular carcinoma - Juratli, MA; Roy, D; Oppermann, E; Sesia, M; Schnitzbauer, A; Hölzen, J; Katou, S; Morgül, H; Strücker, B; Pascher, A; Bechstein, WO (Zeitschrift für Gastroenterologie, 2022)