REFERENCES
- Bianchi, L. 1967. p. 33 in Punklat — Morphologie und Differentialdiagnose der Hepatitis. Hans Huber, Bern und Stuttgart.
- Copenhagen Study Group for Liver Diseases. 1959. The effect of prednisone on the survival of patients with cirrhosis of the liver. Lancet. 119–121.
- de Groote, J., Desmet, V. J., Gedigk, P., Korb, G., Popper, H., Poulsen, H., Scheuer, P. J., Schmid, M., Thaler, M., Uehlingcr, E. & Wepler, W. 1968. A classification of chronic hepatitis. Lancet. 626–628.
- Popper, H., Rubin, E. & Schaffner, F. 1962. The problem of primary biliary cirrhosis, Amer. J. Med. 33, 807–810.
- Poulsen, H. & Christoffersen, P. 1969. Abnormal bile duct epithelium in liver biopsies with histological signs of viral hepatitis. Acta path, microbiol. scand. 76, 383–390.
- Wepler, W. & Wildhirt, E. 1968. p. 141 in Klinische Histopatologie der Leber. Georg Thieme, Stuttgart.