The hepatic veins.
D006498:Hepatectomy; D006503:Hepatic Veins / Q000033:anatomy & histology* / Q000196:embryology; D006801:Humans; D008026:Ligation; D008099:Liver / Q000098:blood supply; D008107:Liver Diseases / Q000601:surgery; D011169:Portal Vein / Q000033:anatomy & histology; D013924:Thrombophlebitis / Q000601:surgery; D014682:Vena Cava, Inferior / Q000033:anatomy & histology