Effect of selective internal radiation therapy (SIRT) in patients with unresectable primary or metastatic liver tumors on microsomal liver function by means of 13C-methacetin breath test (MBT) - Lee, SH; Lapa, C; Kircher, M; Buck, A; Kickuth, R; Geier, A; Goetze, O (Zeitschrift für Gastroenterologie, 2018)