“…Apart from amyloidosis, and occasional cases of cirrhosis, which have proved difficult to classify (Lovgren, 1953;Schafer, 1962;Blendis, Ansell, Jones, Hamilton, and Williams, 1970;Losada, Prat, and Fernandez, 1972), these studies have revealed only minor changes including variable fatty change, some Kupffer cell hyperplasia, and mild mononuclear cell infiltration of the portal tracts (Lovgren, 1953;Movitt and Davis, 1953;Lefkovits and Farrow, 1955;Schafer, 1962;Taubner, 1963;Langness and Muller, 1965;Kokot and others, 1967;Langness, 1969;Forgacs and others, 1971; Rau and Kuhn, 1972). These changes were present in between 10 and 40 % of cases but showed no correlation with abnormal liver function tests and were generally considered 'nonsignificant' as they were not characteristic of any specific pathological process.…”