1. Schiff, L.: Diseases of the liver, 3rd Ed. Philadelphia: Lippincott 1968.
2. Sherlock, S.: Diseases of the liver and biliary system, 4th Ed. Philadelphia: F. A. Davis 1968.
3. Popper, H., Schaffner, P.: Progress in liver disease. New York: Grune and Stratton, Vol. 1,1963; Vol. 2, 1965; Vol. 3, 1970.
4. Rouiller, CH.: The liver — morphology, biochemistry, physiology. New York: Academic Press, Vol. 1, 1963; Vol. 2, 1964.
5. Scheur, P. J.: Liver biopsy interpretation. Williams and Wilkins Co. 1968.