1. Amano I, Kano H, Takahira H, Yamamoto Y, Itoh K, Iwatsuki S, Maeda K, Ohta K (1978) Hepatic assist system using bead-type charcoal. Artificial Kidney, a. Liver and a. Cells. Plenum Press, New York London
2. Chang TMS, Coffey JF, Lister C, Stark R, Taroy E (1973) Trans Am Soc Artif Inf Organs 19:252?259
3. Czygan P, Ast E, Fröhling W, Stiehl A, Feist F, Kommerell B, Schettler G (1978) Der Einsatz der Hämoperfusion in der Therapie des Leberkomas. Intensivmed 15:101?105
4. Demedts M, Pillen E, de Groote J, van de Woestijne KP (1973) Hepatic encephalopathy: comparative study of EEG abnormalities, neuropsychic disturbances, and blood ammonia. Acta Neurol Belg 73:281?288
5. Gazzard BG, Weston MJ, Murray-Lyon IM, Flax H, Record CO, Portmann B, Langley PG, Dunlop EH, Mellon PJ, Ward MB, Williams R (1974b). Lancet 1:1301?1307